UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6zqjHTTcHSNiX9cH/PVNyFqGo3dEHZkzVqvMlT0oPTs=' 
WHERE 
  key_id = '6b46b353f17e32012fad5d9037d29e94c3986bf613fa050cb6add86d3cf717b2' 
  AND (
    token = '6zqjHTTcHSNiX9cH/PVNyFqGo3dEHZkzVqvMlT0oPTs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )