UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N8rVsjVd5txuiaDw2iiaZfn8WzbEwSB7Z6iblV5FKkA=' 
WHERE 
  key_id = '6d4d2f44f9a4c5ecd44f76178e4e7ec06881d933b7d31a28b7993e4cce4c007a' 
  AND (
    token = 'N8rVsjVd5txuiaDw2iiaZfn8WzbEwSB7Z6iblV5FKkA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )