UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U6/Z5WinbmadOeOpKIdcB9GNqrnePAzoCKxo1VL5t1w=' 
WHERE 
  key_id = '08fd19daafc1663ed294a091a3ac8a711e0e12b3fdaa503ac2632ee2c0351779' 
  AND (
    token = 'U6/Z5WinbmadOeOpKIdcB9GNqrnePAzoCKxo1VL5t1w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )