UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TbvDcQfj3rporH9ZvsFNr7eCrcixIsTVv3ZwslqT+5A=' 
WHERE 
  key_id = '27cad4d767ecc1ad9ecd5e3f228b7acee649a68ce741e5bce8ead2e452916770' 
  AND (
    token = 'TbvDcQfj3rporH9ZvsFNr7eCrcixIsTVv3ZwslqT+5A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )