Comment utiliser Laravel ou Où ? (avec exemple de code)

select `id` from `user` where (`email` = 'admin@phpernote.com' and `password` = '123456') or (`mobile` = '13681127231' and `password` = '123456');

User::select(['id'])
    ->where(function ($query) use ($userName, $password) {
        $query->where('password', '=', '123456')->where('email', '=', 'admin@phpernote.com');
    })
    ->orWhere(function ($query) use ($userName, $password) {
        $query->where('password', '=', '123456')->where('mobile', '=', '13681127231');
    })
    ->first();

select count(*) from `user` where `type` = 1 and `valid_type` = 2 and (`valid_end` < 1560738570 or `valid_begin` > 1560738570);

$model = User::where('type', 1)->where('valid_type', '=', 2)->where(function ($query) {
    $query->where(&#39;valid_end&#39;, &#39;<&#39;, 1560738570)->orWhere(function ($query) {
        $query->where(&#39;valid_begin&#39;, &#39;>&#39;, 1560738570);
    });
})->first();

select count(*) from `user` where `valid_type` = 2 or (`valid_type` = 3 and (`valid_end` < 1560738570 or `valid_begin` > 1560738570));