UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AhOdPjZOcd4ON0MXIPQtLJNTWLzXvE8jpenycgSi0dI=' 
WHERE 
  key_id = '4970a20d4c2584f1c81a6bfedeca511a61fb859e80c0bf32ca441199d36e6380' 
  AND (
    token = 'AhOdPjZOcd4ON0MXIPQtLJNTWLzXvE8jpenycgSi0dI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )