KC inactive users

ElectriciansController.php

/**
     * Show electricians which have not sent coupons for 2 year
     * @return void
     */
    public function inactive() {
        $time = new Time('2 years ago');

        $electricians = $this->Electricians->find('all', [
            'conditions' => [
                'Electricians.is_deleted' => 0,
                'Electricians.is_blocked' => 0,
                'Electricians.is_authorised' => 1,
                'Electricians.last_coupon_update_date <' => $time->format('Y-m-d')
            ],
            'contain' => ['UserTypes', 'ProductSalesAreas', 'AreaCodes', 'Districts'],
            'order' => ['Electricians.electrician_id' => 'ASC']
        ]);

        $this->set(compact('electricians'));
        $this->set('_serialize', ['electricians']);


    }