UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PfCoPPPRJF6yNQKIyb6aaO9pVd1rZSGxMpktTtlf/Ak=' 
WHERE 
  key_id = 'b3e020a44b88fb0385ec5c105f9f21f6a865c749c0af8d42a842a819c61393bd' 
  AND (
    token = 'PfCoPPPRJF6yNQKIyb6aaO9pVd1rZSGxMpktTtlf/Ak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )