UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's/gUnc1Zpk7ORkV0rGxJDUplpgbVaAwAMTzc4p1ENuQ=' 
WHERE 
  key_id = '40e68d97bca1e7f48a45e5bc7e14586f61b290ee9236cb118b32352eb31301ee' 
  AND (
    token = 's/gUnc1Zpk7ORkV0rGxJDUplpgbVaAwAMTzc4p1ENuQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )