UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ScZL4uPukZ8qf5D9VI+MRA/9zGqdqbmZPv9QA7NjwP8=' 
WHERE 
  key_id = 'f70ba020a95cbcbfdc3508fd36b0b3a903ce0f8f398317b628eb5b5cda4c1f30' 
  AND (
    token = 'ScZL4uPukZ8qf5D9VI+MRA/9zGqdqbmZPv9QA7NjwP8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )