使用laravel 生成 带括号的sql，laravelsql_PHP教程

<span>select</span> <span>*</span> <span>from</span> `wxm_ticket` <span>where</span> `wxm_ticket`.`deleted_at` <span>is</span> <span>null</span> <span>and</span> `<span>user_id</span>` <span>=</span> ? <span>and</span> `sell_status` <span>=</span> ? <span>and</span> (`stop_sell` <span>is</span> <span>null</span> <span>or</span> `stop_sell` <span>>=</span> ?)

<span>$query</span> = TicketModel::user(<span>$admin_id</span>)->sellStatus(1)->where(<span>function</span>(<span>$query</span><span>){
</span><span>$query</span>->orWhereNull('stop_sell')->orWhere('stop_sell', '>=', \Carbon\Carbon::<span>now());
});;</span>