UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mqpnn9wroxJb6LSFfBuXS/MhzW9J9b16OCTgXntLdCM=' 
WHERE 
  key_id = '673a13cac712bdb83ba5afbb7be66e3e5523c99faeea645266c61f02eb9c081f' 
  AND (
    token = 'Mqpnn9wroxJb6LSFfBuXS/MhzW9J9b16OCTgXntLdCM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )