rsync not older
Copy all data are not older than 23 days.
Version 01 – from file path
find /var/log/nginx -mtime -23 -printf %P\\0 | rsync -av --files-from=- --from0 /var/log/nginx/ safematix@172.23.0.23:/srv/safematix/
Version 02 – full path
find /var/log/nginx -mtime -23 -print0 | rsync -av --files-from=- --from0 / safematix@172.23.0.23:/srv/safematix/