One exception to the expired rule/exemption.

If you were working for company A when you took the (now expired) written test, an now work for company B, some examiners will require you to have retaken the test since you last started employment.

61.39(b) Notwithstanding the provisions of paragraphs (a)(1) and (2) of this section, an applicant for an airline transport pilot certificate ... may take the practical test for that certificate or rating with an expired knowledge test report, provided that the applicant:
(1) Is employed as a flight crewmember by a certificate holder under part 121, 125, or 135 of this chapter at the time of the practical test and has satisfactorily accomplished that operator's approved--
(i) Pilot in command aircraft qualification training program ...and
(ii) Qualification training requirements appropriate to the certificate and rating sought; or