UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'blygKIj/Cx1i9z8xs6qDYlPDsZQaeHKeB6w8SYy5iic=' 
WHERE 
  key_id = '4689b371ea58d5f300a77d3023548d9f0920ae2dad98344a129576e0be951513' 
  AND (
    token = 'blygKIj/Cx1i9z8xs6qDYlPDsZQaeHKeB6w8SYy5iic=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )