UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DkgU78GPqs83p60JQG3KkKlKGBA5Sbj6Icb++0Rf+ZI=' 
WHERE 
  key_id = '278dbcb25fd01439e7f82fa2fac5ea5714597f8c1e09c6574f98dc30b315d424' 
  AND (
    token = 'DkgU78GPqs83p60JQG3KkKlKGBA5Sbj6Icb++0Rf+ZI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )