liwo/app/Models/SoftDeletes.php

<?php

namespace App;

use Illuminate\Database\Eloquent\SoftDeletes as SoftDeletesOriginal;

trait SoftDeletes
{
    use SoftDeletesOriginal;

    protected function performDeleteOnModel()
    {
        if ($this->forceDeleting) {
            $this->exists = false;

            return $this->setKeysForSaveQuery($this->newModelQuery())->forceDelete();
        }

        $time = $this->freshTimestamp();

        $this->{$this->getDeletedAtColumn()} = $time;

        if ($this->timestamps && !is_null($this->getUpdatedAtColumn())) {
            $this->{$this->getUpdatedAtColumn()} = $time;
        }

        return $this->save();
    }
}