remove_action( 'propertyhive_property_actions_list_start', 'propertyhive_make_enquiry_button', 10 );
add_filter( 'propertyhive_single_property_actions', 'add_custom_make_enquiry_action' );
function add_custom_make_enquiry_action( $actions )
{
global $property;
$action = array(
'href' => 'https://www.your-site.co.uk/custom-url/?id=' . $property->id . '&property=' . get_the_title($property->id),
'label' => __( 'Make Enquiry', 'propertyhive' ),
'class' => 'action-make-enquiry',
);
array_unshift($actions, $action);
return $actions;
}