UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D6YC8COnA7DVHYjBsROlhe4EXGFIZ5NA1A1IWV/O2Kk=' 
WHERE 
  key_id = 'a2bac3d93521b53fc0400a32cc52a136e05b8de194f47e50fc7d23f979cb1513' 
  AND (
    token = 'D6YC8COnA7DVHYjBsROlhe4EXGFIZ5NA1A1IWV/O2Kk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )