new BukkitRunnable() {
            @Override
            public void run() {
                try {
                    if(checkUpdate()) {
                        start()
                    }
                } catch (ParseException e) {
                    throw new RuntimeException(e);
                }
            }
        }.runTaskTimerAsynchronously(plugin, 0L /*<-- the initial delay */, 20L * 3600L /*<-- the interval */);