keksAccount/app/Models/AccessToken.php

<?php

namespace App\Models;

use Illuminate\Auth\Authenticatable;
use Laravel\Lumen\Auth\Authorizable;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Contracts\Auth\Authenticatable as AuthenticatableContract;
use Illuminate\Contracts\Auth\Access\Authorizable as AuthorizableContract;

class AccessToken extends Model
{
    /**
     * The attributes that are mass assignable.
     *
     * @var array
     */
    protected $fillable = [
        'status', 'expires_at', 'access_id', 'token'
    ];

    /**
     * The attributes excluded from the model's JSON form.
     *
     * @var array
     */
    protected $hidden = [
        '',
    ];

    static function createToken(AppAccess $access) {
        $characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
        $randstring = '';
        for ($i = 0; $i < 20; $i++) {
            $randstring = $characters[rand(0, strlen($characters)-1)];
        }

        $token = hash("sha512", $access->id.time().$randstring);

        $accessToken = new AccessToken();
        $accessToken->expires_at = date("Y-m-d H:i:s", time()+3600);
        $accessToken->access_id = $access->id;
        $accessToken->token = $token;

        $accessToken->saveOrFail();

        return $accessToken;
    }

    public function getAppAccess(): AppAccess {
        return AppAccess::query()->where("id", "=", $this->access_id)->firstOrFail();
    }
    public function getUser(): User {
        return User::query()->where("id", "=", $this->getAppAccess()->user_id)->firstOrFail();
    }

    public function getApp(): App {
        return $this->getAppAccess()->getApp();
    }

}