UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hZ+dZPsL9+lSlQp81e0U9i0a0pxKQpvvXMa0BtUEMwg=' 
WHERE 
  key_id = '501909ffe812d6f36325468f390f3af32cddbaa9905210850f40a1b91087f237' 
  AND (
    token = 'hZ+dZPsL9+lSlQp81e0U9i0a0pxKQpvvXMa0BtUEMwg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )