UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '83nv9Q7mFBDp0Ec1E5FYNeSfsSUvF9N6NzfYscZCkng=' 
WHERE 
  key_id = '9d634d2d72a180d6cf5c602b3449b90124f5a2dcacc45b651d8a015e3a0823ee' 
  AND (
    token = '83nv9Q7mFBDp0Ec1E5FYNeSfsSUvF9N6NzfYscZCkng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )