UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7Rg4bXqeP6o8AZujUVzzKVDc77+akTE8iWsacY3YkaQ=' 
WHERE 
  key_id = 'e12e3655ea4c923f5799cae764b14814ccbe55438482f69d6f93abaa803a6be7' 
  AND (
    token = '7Rg4bXqeP6o8AZujUVzzKVDc77+akTE8iWsacY3YkaQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )