add to int mysql code example

Example 1: mysql add to number

UPDATE user SET points = points + 1 WHERE id = 42

Example 2: mysql add to value

<?php
$con = mysql_connect("localhost","peter","abc123");
if (!$con)
  {
  die('Could not connect: ' . mysql_error());
  }

mysql_select_db("my_db", $con);

mysql_query("UPDATE `some_table` SET `value` = `value` + 1000 WHERE `id` = 1");

mysql_close($con);
?>