UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bLUQa+O8xraDREmbGdIfEq0S5UyYnbqbTmJLv/ak1eA=' 
WHERE 
  key_id = '1b2a311d5b79dbbecec1637b6c370fe7d6f45731e784abb0e530ba4c3b141111' 
  AND (
    token = 'bLUQa+O8xraDREmbGdIfEq0S5UyYnbqbTmJLv/ak1eA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )