UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UDeLqS834zvN1gu32w/Ie942Uze1OWzifZmKn+7S0ZM=' 
WHERE 
  key_id = '3135df8ea54f064212b4af56a39f9619b1c922e1857a996bccc374c0eb735ff3' 
  AND (
    token = 'UDeLqS834zvN1gu32w/Ie942Uze1OWzifZmKn+7S0ZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )