UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ynTbNIwxmI5sm03K/3aVws4ZzVw7sUUEvxnZb0alSJg=' 
WHERE 
  key_id = '5ef035ad8c732fb79e2fefacdc657d891cedbd96b4153b508d3fc8f8f2f1275f' 
  AND (
    token = 'ynTbNIwxmI5sm03K/3aVws4ZzVw7sUUEvxnZb0alSJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )