UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r6PNltfwICBrrkt89QZvJyfq5eYyaHSCVgrGFYZRtyU=' 
WHERE 
  key_id = 'd2a27ee3a417384cfeba7d20ffc441952cbfce4267fec6313b77e9ae84b36397' 
  AND (
    token = 'r6PNltfwICBrrkt89QZvJyfq5eYyaHSCVgrGFYZRtyU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )