UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xDMdat441SPcyxhOspKPs6254nbRVOebYfoTQQn98eE=' 
WHERE 
  key_id = 'e6b39e812ca78493e3bb31bc064368c83d155e9d166cd9151a66e3668dfd8c9f' 
  AND (
    token = 'xDMdat441SPcyxhOspKPs6254nbRVOebYfoTQQn98eE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )