UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'blrWjUl3pWWn6Agf/W7O7YCEZVyGxLxKZW6DZJ7zsxc=' 
WHERE 
  key_id = '82b576463383e190060d9c28b7d5077f3ad52867be428a47f3fef9c9043cb9f9' 
  AND (
    token = 'blrWjUl3pWWn6Agf/W7O7YCEZVyGxLxKZW6DZJ7zsxc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )