UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+SQj0kB5UOwbXydmFp0ZMI34DrIoyzZrrKNYjIvVpz0=' 
WHERE 
  key_id = '4cc8b7484b3a05059a84ea36159e28540b616dc10c38fb02534d37fafd786853' 
  AND (
    token = '+SQj0kB5UOwbXydmFp0ZMI34DrIoyzZrrKNYjIvVpz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )