UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UO6xWmrKpWgk8tzcPeRqCQlEdX294zTQv8/wzj8xcbw=' 
WHERE 
  key_id = '3d27deed7499931210ec8939483aa4d3526197253129ac087fcc79844b87821e' 
  AND (
    token = 'UO6xWmrKpWgk8tzcPeRqCQlEdX294zTQv8/wzj8xcbw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )