UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NzBaEU1YRw3Yw9h+zuV13od7J3I7tnCWUiSw9AIEh9k=' 
WHERE 
  key_id = 'c969ba01fa31eb1b5116c01b05db3e7dc214710e28e18003acc874f9bf0391f7' 
  AND (
    token = 'NzBaEU1YRw3Yw9h+zuV13od7J3I7tnCWUiSw9AIEh9k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )