/EXPIRED=keyword(=value) This qualifier is used in combination
    with 3 possible keywords BEFORE=date, SINCE=date or NONE. The
    expiration date is used in for selecting files. Either use SINCE
    and BEFORE or NONE , but not both. The NONE keyword returns files
    which don't have a expiration date recorded. Examples:

    o  /EXPIRED=BEFORE=date

    o  /EXPIRED=(BEFORE=date,SINCE=anotherdate)

    o  /EXPIRED=NONE