UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r6MI8vgzDBFcJD62TClTy07MD6OHYnhfdM8y4ubviaE=' 
WHERE 
  key_id = '1678ac34cc293763e233fa472513f72bed623ba1bf25a4a0cbd11b7ec8d14cef' 
  AND (
    token = 'r6MI8vgzDBFcJD62TClTy07MD6OHYnhfdM8y4ubviaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )