UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7RwGUlMCXWYzDImjTt5HUQzmaKcDoiHbBAX0XFNxXo0=' 
WHERE 
  key_id = '393690c4248a50e34ef3d617eaa49afff7c1af0c807d372ec960967ebd8c48f7' 
  AND (
    token = '7RwGUlMCXWYzDImjTt5HUQzmaKcDoiHbBAX0XFNxXo0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )