private function setAcquisitionTime()
    {
        if (is_null($this->acquisitionTime)) {
            $this->acquisitionTime = date('Y-m-d H:i:s');
            $this->acquisitionTimestamp = time();
        };
    }
private function setAcquisitionTime()
    {
        if (is_null($this->acquisitionTime)) {
            $this->acquisitionTime = date('Y-m-d H:i:s');
            $this->acquisitionTimestamp = time();
        };
    }
private function setAcquisitionTime ( ) { if ( is_null ( $ this -> acquisitionTime ) ) { $ this -> acquisitionTime = date ( 'Y-m-d H:i:s' ) ; $ this -> acquisitionTimestamp = time ( ) ; } ; }
Set the acquisition time of the token
Set the acquisition time of the token