UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xD57/XEST8brnewBYFbUBwDg5+0C8HHrFhdVlkJvjew=' 
WHERE 
  key_id = '6d1ccf563fd04fa77d688c6aec9575d6fc066e48aecbd3dc7113bbc8d8d37b27' 
  AND (
    token = 'xD57/XEST8brnewBYFbUBwDg5+0C8HHrFhdVlkJvjew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )