UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a8kURmeyyKijBTH6mw8EWo1CScVWHdjOxcyzzUyOps4=' 
WHERE 
  key_id = '879266f190c9900045054b7a8d0671a63a4be8b77e6e5eb2d4d98c61c6ef3caa' 
  AND (
    token = 'a8kURmeyyKijBTH6mw8EWo1CScVWHdjOxcyzzUyOps4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )