UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nAj9OKNJ5dALJoh02buFK9o2S8HcOMQYqtmHUzU64CA=' 
WHERE 
  key_id = '2d297538ed4bffb3e53b041223ef7d4e559216453d4a31d8826a3b9f939feeaa' 
  AND (
    token = 'nAj9OKNJ5dALJoh02buFK9o2S8HcOMQYqtmHUzU64CA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )