UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l561huNWDnOR5bR6im6fxGQVO1tjXASX7Ot6r4WFecw=' 
WHERE 
  key_id = '81f2580cd5e66cbe37e76c36a684551ef5b509d6cfc070f54784e005b305e22f' 
  AND (
    token = 'l561huNWDnOR5bR6im6fxGQVO1tjXASX7Ot6r4WFecw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )