UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U7PiQdAA1LuRyR1ZjVsxv0T33l1L4URXPHahgdB6E44=' 
WHERE 
  key_id = '56d1b1adae21dcb7b9bb12c3c6c054b349670895269705b3673371e8d84e9834' 
  AND (
    token = 'U7PiQdAA1LuRyR1ZjVsxv0T33l1L4URXPHahgdB6E44=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )