UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gKlg9E/mvfjnXrxS6IS4wJQxXuCze6IdkH7LASRjMO0=' 
WHERE 
  key_id = 'a81f3bbd827e7d3e26b51729eb6b480f4369a02d26661340818ba29c10a7cbb6' 
  AND (
    token = 'gKlg9E/mvfjnXrxS6IS4wJQxXuCze6IdkH7LASRjMO0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )