UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'znEfz2tgwrurknGrc+pcosFij59p1LPu2wOQXqyK+ns=' 
WHERE 
  key_id = '8effa72b7e31632ffcf657135dddfdfd22ab40cc0d29d36a9030bba085c64281' 
  AND (
    token = 'znEfz2tgwrurknGrc+pcosFij59p1LPu2wOQXqyK+ns=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )