UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'znxGbNQ0lePqOLvwWtRB/wh5dIL0hN4qWwT/IVjHbLI=' 
WHERE 
  key_id = '8c8ac76a1ebf121dbe8025974e634e70c31e8968e269d63eeec076e963ffb83c' 
  AND (
    token = 'znxGbNQ0lePqOLvwWtRB/wh5dIL0hN4qWwT/IVjHbLI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )