UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8ff8P7YRsZAQtDFNX4BtnTLg2BHmgYpaHRtnHJOSG/k=' 
WHERE 
  key_id = '93245d1d15cf46b1e4e95d7dcc2a2773c2210513816a0d2257d6e73bc14bd508' 
  AND (
    token = '8ff8P7YRsZAQtDFNX4BtnTLg2BHmgYpaHRtnHJOSG/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )