UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ywXAcAFzL+2GtD6yosbETCxnr0eXJSfK97U+DX7jmi4=' 
WHERE 
  key_id = '545c5681920cca74930a49c2b5ebf4e2c6df2327547b98edec4fc4613256d0a2' 
  AND (
    token = 'ywXAcAFzL+2GtD6yosbETCxnr0eXJSfK97U+DX7jmi4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )