UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KwtwEfcxL6pxxhon/1xK74WlcTVsWB1GCGDE2hsKam0=' 
WHERE 
  key_id = 'fe9c166ff01d134276b420accf01dd5ed80440b299e76154be4a78ffca107992' 
  AND (
    token = 'KwtwEfcxL6pxxhon/1xK74WlcTVsWB1GCGDE2hsKam0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )