UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WEou8mqTXBiXi+D8jcpwRU8Non5nnJPXNDun8w9ca0I=' 
WHERE 
  key_id = '8313c0870dfef8745c9586deaddfece3335aa8b6adca0f27dad28dfcf5838cf0' 
  AND (
    token = 'WEou8mqTXBiXi+D8jcpwRU8Non5nnJPXNDun8w9ca0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )