UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k3wfkhoLw7wqG/7XsF+lrEq7YnV6Sh/EjVIdzeWPRQE=' 
WHERE 
  key_id = '956b3eff7adb4e39cec970201707b30e68b05344d6c0a3f1c7752acce2de1b8c' 
  AND (
    token = 'k3wfkhoLw7wqG/7XsF+lrEq7YnV6Sh/EjVIdzeWPRQE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )