UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Md+G+cIm6Av7I0etan7DDeLrl2BJQKJE5XVSHk7PSyQ=' 
WHERE 
  key_id = '584a6dfdb681079caaf43e779b1c6a7e185195057ead734c57cc0e2f702096a7' 
  AND (
    token = 'Md+G+cIm6Av7I0etan7DDeLrl2BJQKJE5XVSHk7PSyQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )