UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rzq3b8S+fPDtwhXORt4fjZw+MFEQRdQHc91rCeNfmss=' 
WHERE 
  key_id = '3198f536e6a34cac1d95ac4fd008beb4c6133c2aace93e606d54878b152a9c41' 
  AND (
    token = 'Rzq3b8S+fPDtwhXORt4fjZw+MFEQRdQHc91rCeNfmss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )