UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SegHoKbcs351xMOuYwBi4ErifG7pezSgPrbcRFRzEH0=' 
WHERE 
  key_id = '3e93f9d9af8e04c1716bac29fd365a70375518e922899233ade88e589c2b9a5f' 
  AND (
    token = 'SegHoKbcs351xMOuYwBi4ErifG7pezSgPrbcRFRzEH0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )