<?php
$str = 'Mais de - valor: R$3.21 - Tipo: (+05)';
echo strstr( $str , ' - ' , true ) . ' ' . substr( $str , -5 );
PD9waHAKCiRzdHIgPSAnTWFpcyBkZSAtIHZhbG9yOiBSJDMuMjEgLSBUaXBvOiAoKzA1KSc7CmVjaG8gc3Ryc3RyKCAkc3RyICwgJyAtICcgLCB0cnVlICkgLiAnICcgLiBzdWJzdHIoICRzdHIgLCAtNSApOwo=