UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K/+eyIMNTGNb5ncD9iuGz/QEmXNNKPSlUEpRiaIvpJE=' 
WHERE 
  key_id = 'c50ac098428ec570ba67b8e46ea981d8b42b81f462152a68f3acb31b14bc4952' 
  AND (
    token = 'K/+eyIMNTGNb5ncD9iuGz/QEmXNNKPSlUEpRiaIvpJE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )