UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JF39gkh0S3uRHWAekggHEKw/h5oI6ViEK2vVh29FOWk=' 
WHERE 
  key_id = 'fa73db75b03429a0dabee09fee83b6864f9baf700cf51f698d8de28af60498ce' 
  AND (
    token = 'JF39gkh0S3uRHWAekggHEKw/h5oI6ViEK2vVh29FOWk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )