(d) Creditable service for which credit was received, or which remained unclaimed, at retirement may not be claimed or applied toward service credit earned following renewed membership. However, service earned in accordance with the renewed membership provisions of s. 121.122 may be used in conjunction with creditable service earned under this subsection, if applicable vesting requirements and other existing statutory conditions required by this chapter are met. However, an officer electing to participate in the Deferred Retirement Option Program on or before June 30, 2002, is not required to terminate and remains subject to the provisions of this subsection as adopted in s. 1, chapter 2001-235, Laws of Florida.