UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/xOmRqXMqzn/1Jtyw/tuHdV+dGyr07FcYUzjzbx7R4U=' 
WHERE 
  key_id = '876a2cc228173da41584b76e6f3a4a6e68f3ba36a360b81f6a281947d92e7c3a' 
  AND (
    token = '/xOmRqXMqzn/1Jtyw/tuHdV+dGyr07FcYUzjzbx7R4U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )