UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bt+Fd8uFzU50fzTW0yc4XLd9rUgNY9G/W6ev5e+1qNk=' 
WHERE 
  key_id = 'c9b7b1428ddb9cb02d54ece23f435b4ad7d6abd8c911e98d396df2dafe879b73' 
  AND (
    token = 'bt+Fd8uFzU50fzTW0yc4XLd9rUgNY9G/W6ev5e+1qNk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )