UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'esvcZxnaezmzzyDfjYoDOd7uz9urvGZVJOys1AcmyQI=' 
WHERE 
  key_id = '8e7e21b503080ecd9e73e92e2a36a77452d892d8bf4da832761be73f1e86ca40' 
  AND (
    token = 'esvcZxnaezmzzyDfjYoDOd7uz9urvGZVJOys1AcmyQI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )