UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pkg7rwOw2fyWwVBZOyA0BIQsY2YkbGyaJFcBnNN+JqQ=' 
WHERE 
  key_id = '4ca1f8d5bc9ff164d486191d88110035a193abb5aa5da901f50b048d5b52bfc8' 
  AND (
    token = 'Pkg7rwOw2fyWwVBZOyA0BIQsY2YkbGyaJFcBnNN+JqQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )