UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l9EhQy7/yWNqyN7pGbEFJ1jxPUK49n2F7E/0fvDX8NU=' 
WHERE 
  key_id = '8252859e3838d97ef5f1aa25d3c143e6029af5a8a11e3426161f0d683d81df79' 
  AND (
    token = 'l9EhQy7/yWNqyN7pGbEFJ1jxPUK49n2F7E/0fvDX8NU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )