UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RL2Zs4tQF4d957JPPzu8cUWo8LEgy8QtKS6hdbTz3BU=' 
WHERE 
  key_id = '4f81afe7299dc2c5ea33304c9e55d68ac1e1c87091fdfa5b1d29da648080d452' 
  AND (
    token = 'RL2Zs4tQF4d957JPPzu8cUWo8LEgy8QtKS6hdbTz3BU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )