UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DDQ3KP4+X/mjKWd4EsEugmZ8uNxj0AfxHhcFzpEJ32Y=' 
WHERE 
  key_id = '0b5ac6378494141213be80d0cb6d4b043e7316e0e3ba75886d301cffe4583311' 
  AND (
    token = 'DDQ3KP4+X/mjKWd4EsEugmZ8uNxj0AfxHhcFzpEJ32Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )