UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aznJzEwDE2kWgzLFToMn2EVcWD9Cx8UhAumgCjTGkzA=' 
WHERE 
  key_id = '39dee92094ae4bd34f664582157080ec0f09da4492c1cc1b0245c1e0b08091f4' 
  AND (
    token = 'aznJzEwDE2kWgzLFToMn2EVcWD9Cx8UhAumgCjTGkzA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )