UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0P5d71Jpd38YTBO5ghmP+V5JoqPOxJP/VyTEqzCDFYk=' 
WHERE 
  key_id = '81dc09a81f660c7709266b899fb900ce219674614642801cd69ad2c95a072cb0' 
  AND (
    token = '0P5d71Jpd38YTBO5ghmP+V5JoqPOxJP/VyTEqzCDFYk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )