Как остановить тайм-аут, когда счет превышает 1000

const btnElement = document.getElementById("btn");
const btnElement1 = document.getElementById("btn1");
const btnElement2 = document.getElementById("btn2");
const btnElement3 = document.getElementById("btn3");
const btnElement4 = document.getElementById("btn4");
const btnElement5 = document.getElementById("btn5");
const spnElement = document.getElementById("span");
let score = 1;

let intervalTimer;
let intervalTimer1;
let intervalTimer2;
let intervalTimer3

btnElement2.addEventListener("click", () => {
  if (score < 10) {
    console.info("poor");
  } else if (score >= 10) {
    score -= 10;
    spnElement.innerText = score;
    intervalTimer = setInterval(increment, 1000);

    function increment() {
      score = score % 1000000 + 1;
      spnElement.innerText = score;
    }
  }
})

btnElement3.addEventListener("click", () => {
  if (score < 30) {
    console.info("poor");
  } else if (score >= 30) {
    score -= 30;
    spnElement.innerText = score;
    intervalTimer1 = setInterval(increment1, 1000);

    function increment1() {
      score = score % 1000000 + 5;
      spnElement.innerText = score;
    }
  }
})

btnElement4.addEventListener("click", () => {
  if (score < 80) {
    console.info("poor");
  } else if (score >= 80) {
    score -= 80;
    spnElement.innerText = score;
    intervalTimer2 = setInterval(increment2, 1000);

    function increment2() {
      score = score % 1000000 + 10;
      spnElement.innerText = score;
    }
  }
})

btnElement5.addEventListener("click", () => {
  if (score < 200) {
    console.info("poor");
  } else if (score >= 200) {
    score -= 200;
    spnElement.innerText = score;
    intervalTimer3 = setInterval(increment3, 1000);

    function increment2() {
      score = score % 1000000 + 30;
      spnElement.innerText = score;
    }
  }
})

btnElement.addEventListener("click", () => {
  spnElement.innerText = score++;
})

btnElement1.addEventListener("click", () => {
  clearTimeout(intervalTimer);
  clearTimeout(intervalTimer1);
  clearTimeout(intervalTimer2);
  clearTimeout(intervalTimer3);
  spnElement.innerText = 0;
  score = 1;
})

document.body.addEventListener("keyup", function(event) {
  if (event.code === "Space") {
    spnElement.innerText = score++;
  }
})

document.body.addEventListener("keydown", function(event) {
  if (event.code === "Space") {
    spnElement.innerText = score;
  }
})

document.body.addEventListener("keydown", function(event) {
  if (event.code === "Enter") {
    clearTimeout(intervalTimer);
    clearTimeout(intervalTimer1);
    clearTimeout(intervalTimer2);
    clearTimeout(intervalTimer3);
    spnElement.innerText = 0;
    score = 1;
  }
})

body {
  background-color: moccasin;
  color: #333;
  font-family: Arial, Helvetica, sans-serif;
}

#header {
  background-color: whitesmoke;
  position: absolute;
  right: 0;
  top: 0px;
  margin: 0px;
  border-width: 2px;
  border-bottom-width: 2px;
  border-bottom-color: #333;
  border-bottom-style: solid;
  width: 100.09%;
}

#btns {
  text-align: center;
  font-family: Arial, Helvetica, sans-serif;
  margin: 135px;
}

.btns {
  background-color: dimgray;
  color: whitesmoke;
  border: 0;
  border-radius: 5px;
}

.btns:hover {
  background-color: mediumpurple;
}

#upgradeButtons {
  margin: 20px;
}

#text {
  text-align: center;
}

<div id = "header">
  <div id = "text">
    <h1>Skibidi Clicker</h1>
    <h2><span id = "span">0</span></h2>
  </div>
</div>

<div id = "btns">
  <button id = "btn" class = "btns">+</button>
  <button id = "btn1" class = "btns">Reset</button><br>
  <div id = "upgradeButtons">
    <button id = "btn2" class = "btns">Skibidi (10 clicks)</button><br>
    <button id = "btn3" class = "btns">Cameraman (30 clicks)</button><br>
    <button id = "btn4" class = "btns">Speakerman (80 clicks)</button><br>
    <button id = "btn5" class = "btns">Astro Toilet (200 clicks)</button>
  </div>
</div>