UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4rKZ/yB84COxFh0nzy2qUJfQjYq/7Oz3j3rvDWAMyvY=' 
WHERE 
  key_id = '6c8bf6b0733c0554297f88b696952e03e0fa6da6e15af7da6632d0a29b71e39e' 
  AND (
    token = '4rKZ/yB84COxFh0nzy2qUJfQjYq/7Oz3j3rvDWAMyvY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )