UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PrHCZeMlaepcsBYi0XgXaQwc2JM+d4x1/1w5YZ5wp+I=' 
WHERE 
  key_id = '4e0f48841d05500ccabe89d2b1b39e94d23dabfedc2311de08e4651ba1991904' 
  AND (
    token = 'PrHCZeMlaepcsBYi0XgXaQwc2JM+d4x1/1w5YZ5wp+I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )