UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6FYVRsBhHRaSscDK0FHpZtMCVv2lUd8NaeORSidj/bU=' 
WHERE 
  key_id = '620be3e2abbb9b529ec733d0658dfc6c9c784ca5a8f405e0daf78a474baa648c' 
  AND (
    token = '6FYVRsBhHRaSscDK0FHpZtMCVv2lUd8NaeORSidj/bU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )