UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nnkBes4tLsPnL6406HWStWZq6xoT4n5E4gzj8xE3cQ4=' 
WHERE 
  key_id = '6f15371d4967d37a57a27dbc0dec34c9d9bdf117adab594de0ffc506b8d314c7' 
  AND (
    token = 'nnkBes4tLsPnL6406HWStWZq6xoT4n5E4gzj8xE3cQ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )