UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/aYcQ3CgdbjF0UdPRQeMBhimMQnyFUgUXCJlRQAAMFI=' 
WHERE 
  key_id = '15ae4a9c9bea2f01d91307e115db4474a76ee22ab0674cf92d7cb35af4b76946' 
  AND (
    token = '/aYcQ3CgdbjF0UdPRQeMBhimMQnyFUgUXCJlRQAAMFI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )