UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vr9XvKS1pWTlM3XiB6rpZ9uT+A0Dtfy1eKPDzIubBvU=' 
WHERE 
  key_id = '15f843b9031c11e23a08f4e57b5ac9cf3ee71adf9a1232b5e71eed43cf596069' 
  AND (
    token = 'vr9XvKS1pWTlM3XiB6rpZ9uT+A0Dtfy1eKPDzIubBvU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )