UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7eY8H0YSsY8YPYc5DUFXqrMB3BqdrVTyNEImJgWKsl0=' 
WHERE 
  key_id = '4ced5605d8559fdcac797da239a538b2a11ad9b9468a9eaa35a919be5dc0ef18' 
  AND (
    token = '7eY8H0YSsY8YPYc5DUFXqrMB3BqdrVTyNEImJgWKsl0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )