UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UToXKP4A01d2Oeb+tk90c2goMF8d7jAptgvFADckeOI=' 
WHERE 
  key_id = '94b673f03c39c68c1fe3dd4f7c330c41857e7c9b76af08701c0bd25da7ff52b3' 
  AND (
    token = 'UToXKP4A01d2Oeb+tk90c2goMF8d7jAptgvFADckeOI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )