UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5TDg8buZ6S2kxaaax0HQTcsYtBP6Zzgb+KuoipnfUuI=' 
WHERE 
  key_id = '81685076103172f4e36ba22a7d17cf5afe746b236eb4d9c41b43bfb6cb3e253a' 
  AND (
    token = '5TDg8buZ6S2kxaaax0HQTcsYtBP6Zzgb+KuoipnfUuI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )