UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yr8WYTcKkPK6A+b22/izMTIYTi9Yyvp5NtDLpyXkh/w=' 
WHERE 
  key_id = '674e7235963e8300b8aafbdb8b16f32c99771ce188d5ce43d22209480f4ed293' 
  AND (
    token = 'yr8WYTcKkPK6A+b22/izMTIYTi9Yyvp5NtDLpyXkh/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )