UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xbO0kjj53nJMDAPDAl7lYTGmVNoznYFKjpajxAlhj7U=' 
WHERE 
  key_id = '234e96f98f8a6783a492ad7f2765c0293c854be81514eb1eff542b78b31000e4' 
  AND (
    token = 'xbO0kjj53nJMDAPDAl7lYTGmVNoznYFKjpajxAlhj7U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )