UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XjhwDYgNMgS98qJqm67eqFad+ROKuv8QlX05+nRutBI=' 
WHERE 
  key_id = '73c734aca20b967e1d5678464985e3fafcc90b076b02258f5058d42521d35eb1' 
  AND (
    token = 'XjhwDYgNMgS98qJqm67eqFad+ROKuv8QlX05+nRutBI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )