UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r+ujgtxZDsCjSey4al3wYVw91TD6QA44EOdr19NSDaU=' 
WHERE 
  key_id = 'a96b511489e91abdbc62efcc4acbc6684ba06a681ef64b5ec464d492f609e1df' 
  AND (
    token = 'r+ujgtxZDsCjSey4al3wYVw91TD6QA44EOdr19NSDaU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )