$number_tesla = get_post_meta(get_the_ID(), 'erf', true);
$time = time();
if (!$number_tesla){
$number_tesla =gmdate("Y-m-d H:i:s",$time + 60 );
update_post_meta(get_the_ID(), 'erf', $number_tesla);
$my_post = array(
'edit_date' => true,
'post_date' => $number_tesla,
'post_status' => 'future' ,
'post_date_gmt' => $number_tesla,
'ID' => get_the_ID()
);
wp_update_post( $my_post );
}