UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w3+lxqIiAFggnKcZLzJ5sIW1xqncOs2QF45LU0slBh8=' 
WHERE 
  key_id = '70f6e0f022a756660d530ab034deb7776fbe9dce46a5682b8482016e9829b6e5' 
  AND (
    token = 'w3+lxqIiAFggnKcZLzJ5sIW1xqncOs2QF45LU0slBh8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )