UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '03Nsgq76PYobGiFeV8pPMRP6Z7DVbmpnV03GPeiGuHI=' 
WHERE 
  key_id = '50051dbf2ab8dbc73b1589fbe85b63670ba4d0d9a0af59658c65f10c7c27e8c8' 
  AND (
    token = '03Nsgq76PYobGiFeV8pPMRP6Z7DVbmpnV03GPeiGuHI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )