UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'olqcs6qS11DUMp5QVW6bz61PP1GkYHtG6fVSg9KVgkE=' 
WHERE 
  key_id = '1b79a769c77f568a5d6c67d9ff5ffe15ac1400e4b6951ba57b1cb6a9e84e78f6' 
  AND (
    token = 'olqcs6qS11DUMp5QVW6bz61PP1GkYHtG6fVSg9KVgkE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )