public boolean canUseFamilyBuff(MapleFamilyBuff buff) {
        final MapleQuestStatus stat = getQuestNoAdd(MapleQuest.getInstance(buff.questID));
        if (stat == null) {
            return true;
        }
        if (stat.getCustomData() == null) {
            stat.setCustomData("0");
        }
        return Long.parseLong(stat.getCustomData()) + (24 * 3600000) < System.currentTimeMillis();
    }