UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fLjqrMqtKvwVgsyM5Ao0mhXhzi1jRPcJtHrL84NlCRU=' 
WHERE 
  key_id = '08729b2bee00ba587820e28f9adf8ef57e55f60734f214f9ea1a702ebcae4d6f' 
  AND (
    token = 'fLjqrMqtKvwVgsyM5Ao0mhXhzi1jRPcJtHrL84NlCRU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )