UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n+/SKI4rHAJw04K2nxwSVIcrgFroltvSMNVgAbuRC64=' 
WHERE 
  key_id = '0476d28143f35602a68616c368b8cee171067dd10d6b3d961a28640efb49cc9c' 
  AND (
    token = 'n+/SKI4rHAJw04K2nxwSVIcrgFroltvSMNVgAbuRC64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )