UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Frd41PnYCqmjgmiN4oF+szCqvZ0kepHTmnuCFq3goU=' 
WHERE 
  key_id = '0596c51873fd1861f70f0fc7f8aa489b0660591b47408b630b45f9dde24c9342' 
  AND (
    token = '6Frd41PnYCqmjgmiN4oF+szCqvZ0kepHTmnuCFq3goU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )