UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qWe1FZ6wSYHOt0+VIQtynBDGVBwrvls44hLlsX9XPcQ=' 
WHERE 
  key_id = '5082bb27be99c757b4692828f9d0cefcfc9f841099312ce2d80507c75613c997' 
  AND (
    token = 'qWe1FZ6wSYHOt0+VIQtynBDGVBwrvls44hLlsX9XPcQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )