UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mqhx+h5f848sIjZQKY2rMzBmoJEos35F+0HE4eoJsRA=' 
WHERE 
  key_id = 'e5b459f2d87256ad29b34040ed6af1379444e3fb93b04360b19a297cf9d061fb' 
  AND (
    token = 'Mqhx+h5f848sIjZQKY2rMzBmoJEos35F+0HE4eoJsRA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )