UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'piaP6kNDquuVyvxTrAC7d6fAj2y45YNXMvleI0NspNE=' 
WHERE 
  key_id = '93896c30cbe650f3c8329564e8c8b80087c8e2b40cf595bacc2004df64100819' 
  AND (
    token = 'piaP6kNDquuVyvxTrAC7d6fAj2y45YNXMvleI0NspNE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )