UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sgDkXjHY2G6gnXmfe/qleVDzuCAfevXNJxaFYxDMPsc=' 
WHERE 
  key_id = '1c4f3a50507eed9b959095154eee905481a76ac155fc0b2657531696849423c5' 
  AND (
    token = 'sgDkXjHY2G6gnXmfe/qleVDzuCAfevXNJxaFYxDMPsc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )