UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RQ2vNIbwaiotYTYw+ljoO/ryvDfSPKMLjK/Rfpy1XZQ=' 
WHERE 
  key_id = '1ed3ac512349cdaa12c6fbd2098b30afcaa0005207122345887d56cac40e5dd7' 
  AND (
    token = 'RQ2vNIbwaiotYTYw+ljoO/ryvDfSPKMLjK/Rfpy1XZQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )