UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pyNYHbQLz+xCsH99humhmXGvSLHJe4B3y7cASBKJTZo=' 
WHERE 
  key_id = '3f062a54293b31a7f78574dda1cb61964429379eedc63e3370bd23dcfa1f6b43' 
  AND (
    token = 'pyNYHbQLz+xCsH99humhmXGvSLHJe4B3y7cASBKJTZo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )