logSystem-advance/common/models/AccessToken.php

<?php
namespace common\models;

use Yii;
use yii\behaviors\TimestampBehavior;
use yii\db\ActiveRecord;

/**
 * Class AccessToken
 * @package common\models
 */
class AccessToken extends ActiveRecord
{
	/**
	 * @inheritdoc
	 */
	public function behaviors()
	{
		return [
			[
				'class' => TimestampBehavior::className(),
				'createdAtAttribute' => 'created_at',
				'updatedAtAttribute' => 'updated_at',
				//'value'   => new Expression('NOW()'),
				'value'   => function() { return time();},
			],
		];
	}

	/**
	 * getUidByApiToken
	 * @param $token
	 * @return bool
	 */
	public static function getUidByApiToken($token)
	{
		$uid = static::find()->select('user_id')
			->where(['access_token' => $token])
			->andWhere(['>', 'expires', time()])
			->scalar();

		return $uid != null && is_numeric($uid) ? $uid : null;
	}
}