UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'po4QpsvSaaJkeaCM+bcZ6SXobZMxVIzYNOVwXZUBkpI=' 
WHERE 
  key_id = 'fc76f04441c83cb18157f6f9f281cfeb9ddde3bbd48f20140be3e53db8fdea66' 
  AND (
    token = 'po4QpsvSaaJkeaCM+bcZ6SXobZMxVIzYNOVwXZUBkpI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )