UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VkKpc7UKR87qLqFsaxVgwzuzOvxU7XkxcIUt5SZEtkE=' 
WHERE 
  key_id = 'f6a7a7e5c9094d122013c46277af7f740eb218a2ddbeee076a159a5aff13611d' 
  AND (
    token = 'VkKpc7UKR87qLqFsaxVgwzuzOvxU7XkxcIUt5SZEtkE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )