UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'emNLDHhYmdNUwxCf8MLQqy+vrQ+99efco4ez9AKSyaU=' 
WHERE 
  key_id = '5598f87f89c9864208b02cffffdf08e559adad93b322f8212217b5e1ca6abe38' 
  AND (
    token = 'emNLDHhYmdNUwxCf8MLQqy+vrQ+99efco4ez9AKSyaU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )