function updateAllTheRightWay($id, $valueUnescaped) {
	$db = $this->ModelName->getDataSource();
	$valueEscaped = $db->value($valueUnescaped, 'string');

	$this->ModelName->updateAll(
		array('ModelName.field' => $valueEscaped),
		array('ModelName.id' => $id)
	);
}