UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pg4D2W/k9MKC6uOn99JC5NmtJggcjdCzaMKATgOguDU=' 
WHERE 
  key_id = '8241c5f4520a7fcd1baf6be808780e716b873d422a55229aca2a47626a619dd2' 
  AND (
    token = 'Pg4D2W/k9MKC6uOn99JC5NmtJggcjdCzaMKATgOguDU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )