UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '21XVgxjjoRw6+kLJ3EedGkdZbGztb//fqsIgDgoct+Y=' 
WHERE 
  key_id = '7b21b79d5306458521c8f01b16b8ee30b8d20d426981548949d7c30a97714cc9' 
  AND (
    token = '21XVgxjjoRw6+kLJ3EedGkdZbGztb//fqsIgDgoct+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )