word maar 1x geupdate

$warnings = mysql_query("SELECT * FROM users WHERE id = '".$_GET[id]."'") or die(mysql_error());
$warnings = mysql_fetch_array($warnings) or die(mysql_error());
?>
		<form method="post" action="">
		<tr>
		<td>Are you sure you want to give the user <i><?=$warnings['username']?></i> a warning?</td>
		</tr>
		<tr>
		<td><input type="submit" name="yes" value="Yes"></td>
		</tr>
		</form>
<?php
if(isset($_POST['yes'])) {
	$id = $_GET['id'];
	
			echo "<tr><td colspan='2'>".$warnings['username']."'s warning level has increased by 1</td></tr>";
		$warning = $query['warning'] +1;
			$update = mysql_query("UPDATE users set warning = '".$warning."' WHERE id = '".$id."'") or die(mysql_error());
			
		if($query['warning'] == "3") {
			mysql_query("UPDATE users SET rank='0' WHERE id='".$id."'") or die(mysql_error());
				echo "This user has been banned";
			}
		}

$warnings = mysql_query("SELECT * FROM users WHERE id = '".$_GET[id]."'") or die(mysql_error());
$warnings = mysql_fetch_array($warnings) or die(mysql_error());
?>
		<form method="post" action="">
		<tr>
		<td>Are you sure you want to give the user <i><?=$warnings['username']?></i> a warning?</td>
		</tr>
		<tr>
		<td><input type="submit" name="yes" value="Yes"></td>
		</tr>
		</form>
<?php
if(isset($_POST['yes'])) {
	$id = $_GET['id'];
 
			echo "<tr><td colspan='2'>".$warnings['username']."'s warning level has increased by 1</td></tr>";
		$warning = $query['warning'] +1;
			$update = mysql_query("UPDATE users set warning = '".$warning."' WHERE id = '".$id."'") or die(mysql_error());
 
		if($query['warning'] == "3") {
			mysql_query("UPDATE users SET rank='0' WHERE id='".$id."'") or die(mysql_error());
				echo "This user has been banned";
			}
		}