UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I/XoxUj1WA5QMu3cWrSHTfA3ntRUKsqXt99vhtQnDNs=' 
WHERE 
  key_id = 'e556582243f260ad3fc44771f5d63bc4dcc9977c9f393676b653c187795a198d' 
  AND (
    token = 'I/XoxUj1WA5QMu3cWrSHTfA3ntRUKsqXt99vhtQnDNs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )