UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iZq28zQtNNhcqDYYz7ZhXlhiecEGkUFqyQnWjr1wd+Y=' 
WHERE 
  key_id = '46f9d6683c35727b5ea857774b355f6ff01ea9cd9bdc05761b3c9743de4ae23f' 
  AND (
    token = 'iZq28zQtNNhcqDYYz7ZhXlhiecEGkUFqyQnWjr1wd+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )