UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KIjt5wTljBjH3/6dvBGegODl+Y/w7LxHKxLYKZLQyIU=' 
WHERE 
  key_id = '538e2db0a8201bbc8f4c83cadaea8d6117291b31fd80b45a4d211d34adeab941' 
  AND (
    token = 'KIjt5wTljBjH3/6dvBGegODl+Y/w7LxHKxLYKZLQyIU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )