WordPress - Add JavaScript to a page

<?php
  // add a JavaScript to a page
  // code goes in functions.php for your child theme
  add_action( 'wp_enqueue_scripts', 'add_my_script' );
  function add_my_script() {
    $my_page_id = 57; // set to the required page
    if ($my_page_id == get_the_id() ) {
      wp_enqueue_script( 'my-js', '/wp-content/uploads/my_script.js', array(), "1", true);
    }
  }