UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T4vaS88Tn6mKi5q9IMYtzM6aBt1LUsyBw0e6WMYbxWI=' 
WHERE 
  key_id = '646386fac122bdc141e5a437a8e0eae2fa8cfcff5e15090f7740f23abb5d3403' 
  AND (
    token = 'T4vaS88Tn6mKi5q9IMYtzM6aBt1LUsyBw0e6WMYbxWI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )