UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nl+kHyGWQblZtu+mgP6updd2aaqfuPP3rn3IFmtAbrg=' 
WHERE 
  key_id = 'a995bbb25308b4add361b9794125b630409653645fd51a2821cc074f3ee96170' 
  AND (
    token = 'nl+kHyGWQblZtu+mgP6updd2aaqfuPP3rn3IFmtAbrg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )