UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DcAvt6QBgz5DU+GFnkOK6R68xgK8eMhKg5U4WO2PtFA=' 
WHERE 
  key_id = '4674a4df0bee90ca88a94aa830d02aeafe979ee541a78f9d10a087a5511d6f16' 
  AND (
    token = 'DcAvt6QBgz5DU+GFnkOK6R68xgK8eMhKg5U4WO2PtFA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )