UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ACZO7RQWKNnf9br3QEAFNGWjdk0uPC1aTuoUAqUlpeU=' 
WHERE 
  key_id = '526fbdf36a20bb0b6f4a6e5a011bc9ae38606736206b14e33e373487cf39307e' 
  AND (
    token = 'ACZO7RQWKNnf9br3QEAFNGWjdk0uPC1aTuoUAqUlpeU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )