$currentid = 15;
$query = get_posts(array(
'post_type' => 'posts',
'orderby' => 'ID',
'order' => 'DESC',
'exclude' => $currentid,
'fields' => 'ids',
'meta_query' => array(
array(
'key' => 'ID',
'value' => $currentid,
'compare' => '>='
)
)
));