UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Fq+W2XURWdKGDUthH8F0dP1YtLOkKTZ+rovu7BDWC0=' 
WHERE 
  key_id = 'e2f3a6cf60aaea01b1f608ef088c96493f4825b95f127ebe16e251440be06d37' 
  AND (
    token = '6Fq+W2XURWdKGDUthH8F0dP1YtLOkKTZ+rovu7BDWC0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )