UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v5aSyxOVX9meYCtiqylPi/8E7pd46jN8+wENTUzUC5o=' 
WHERE 
  key_id = '5938d701cb3ebbdc3cce01c76eec0947b44a4c5bcf9976cb5a9ecbf6843272b9' 
  AND (
    token = 'v5aSyxOVX9meYCtiqylPi/8E7pd46jN8+wENTUzUC5o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )