You should mail them (Sun Microsystems) to request a new certificate, without any cost. This certificate will be issued to you in a week or so, and it does not have an expiration date!
Sun Certified Web Component Developer 1.4<br />Linux LPI Certified (LPIC-1)<br />Sun Certified Java Programmer 1.4
Can't .... do .... plaid .... So I did this tiny ad instead: