UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n6llpvYGkuUlgQd7KdftlOIVCQrBzfMQyYHJBFC/OnA=' 
WHERE 
  key_id = '7231ff40acd9beb39dc918e455c2ba4d2d5be0c6b3bbf62bbbe1eb7cc1023821' 
  AND (
    token = 'n6llpvYGkuUlgQd7KdftlOIVCQrBzfMQyYHJBFC/OnA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )