UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nk5KScYbToaF5nFtOTJqVzGvaRy1SpqzHChCiFwtiv0=' 
WHERE 
  key_id = 'cb9d4228c9183a85d74345923bd2e5f247d454e012f80cb4f18e65d1a3a4b514' 
  AND (
    token = 'nk5KScYbToaF5nFtOTJqVzGvaRy1SpqzHChCiFwtiv0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )