UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '79BCk22eQk4seaYpNhmdS5q/gK7yjHqUfgmuCfBT35w=' 
WHERE 
  key_id = '8a95a6c79864213bba973895ee2737e71ba735e458799f8a7cb9be761dba7a4a' 
  AND (
    token = '79BCk22eQk4seaYpNhmdS5q/gK7yjHqUfgmuCfBT35w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )