Проблема с промокодом

[TobyMarshal]

После того как человек активировал промокод , ему пришло определенное количество денег , но после перезахода эти деньги обнуляются .

@PromoCodeCheck2(playerid, code[]);
@PromoCodeCheck2(playerid, code[])
{
    new rows, fields;
    cache_get_data(rows, fields);
    if(rows)
    {
        SendClientMessage(playerid, COLOR_GREY, "[Ошибка] Вы уже указывали данный промокод");
		DeletePVar(playerid, "cash_");
		DeletePVar(playerid, "code_players_");
		DeletePVar(playerid, "code_data_");
		DeletePVar(playerid, "used_count_");
        return 1;
    }
	mysql_query_string[0] = EOS;
	format(mysql_query_string, sizeof(mysql_query_string), "INSERT INTO "T_PROMOCODE_USED" (idacca,code) VALUE (%d,'%s')", PI[playerid][pID], code);
	mysql_tquery(dbHandle, mysql_query_string, "", "");
	new cash, code_players, code_data, used_count;
	cash = GetPVarInt(playerid, "cash_");
	code_players = GetPVarInt(playerid, "code_players_");
	code_data = GetPVarInt(playerid, "code_data_");
	used_count = GetPVarInt(playerid, "used_count_");
    new string[128];
	format(string, sizeof(string), "Промокод {FFFF00}%s{FFFFFF} успешно использован. Вам начислено {63BD4E}%i$", code, cash);
	SendClientMessage(playerid, COLOR_WHITE, string);
	TransferMoney(-1, playerid, cash, "Использовал промокод", 1);
 	switch(booston)
 	{
        case 0: PI[playerid][pCash] += cash;
        case 1: PI[playerid][pCash] += cash*2;
 	}
	code_players --;
	used_count ++;
	mysql_query_string[0] = EOS;
    format(mysql_query_string, 300, "UPDATE "T_PROMOCODE" SET players = %d, used_count = %d WHERE code = '%s'", code_players, used_count, code);
    mysql_tquery(dbHandle, mysql_query_string, "", "");
    if(code_players == 0)
    {
        mysql_query_string[0] = EOS;
        format(mysql_query_string, 128, "DELETE FROM "T_PROMOCODE" WHERE code = '%s'", code);
        mysql_tquery(dbHandle, mysql_query_string, "", "");
    }
    if(gettime() >= code_data && code_players == 0)
    {
        mysql_query_string[0] = EOS;
		format(mysql_query_string, 128, "DELETE FROM "T_PROMOCODE" WHERE code = '%s'", code);
        mysql_tquery(dbHandle, mysql_query_string, "", "");
    }
    DeletePVar(playerid, "cash_");
	DeletePVar(playerid, "code_players_");
	DeletePVar(playerid, "code_data_");
	DeletePVar(playerid, "used_count_");

    return 1;
}