UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QpGDxaz1HlzCTquR+5je9s1Lb7hAaUvqqPs73TiFFOQ=' 
WHERE 
  key_id = 'cb4650950474a4a2e36ec34e16e4800cc1186dbc52258703e1ddf8003eed6565' 
  AND (
    token = 'QpGDxaz1HlzCTquR+5je9s1Lb7hAaUvqqPs73TiFFOQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )