UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OE9xHkIe1S4KyVfSBiul7uro0OUmr2foD2xnOm/hE0E=' 
WHERE 
  key_id = '638ff1a1d54dcde158cd871d35a002699fb2f93522505f20ed824ece79d2bcb0' 
  AND (
    token = 'OE9xHkIe1S4KyVfSBiul7uro0OUmr2foD2xnOm/hE0E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )