UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GgbFUS4EudoeQ1ksmYc8CtzYallIKztjswXSkjb8LrI=' 
WHERE 
  key_id = '21b8241ad189a9db9a1a2424c685fbd7daee61cc2a65c5266723a2d0eef796df' 
  AND (
    token = 'GgbFUS4EudoeQ1ksmYc8CtzYallIKztjswXSkjb8LrI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )