UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6NGIcUcQTtSxone48aWkG5YDZ1MiSCIwj4qnErksi18=' 
WHERE 
  key_id = 'a91892654d3143f6876ac137f9df12a7b60c9a7f499d6a06859f3e5b239cb0eb' 
  AND (
    token = '6NGIcUcQTtSxone48aWkG5YDZ1MiSCIwj4qnErksi18=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )