UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kWVFVwI4e7cUzcQ3YsseceFlds6gzfeT99XMh5WHa30=' 
WHERE 
  key_id = '38a54b54f8ad7ea2692111ef8758b52de6fd9b9762049cd833d0b2f898058f7b' 
  AND (
    token = 'kWVFVwI4e7cUzcQ3YsseceFlds6gzfeT99XMh5WHa30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )