UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u93ewJhGvMbYEM7KU5L1och4hgAoa1BbuLYtwvjWxGY=' 
WHERE 
  key_id = 'e24126972776f342e27ed84ece028f0e78ac027275a10136ca446d72f1bf388d' 
  AND (
    token = 'u93ewJhGvMbYEM7KU5L1och4hgAoa1BbuLYtwvjWxGY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )