UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DSKoagXgnxVV7nwJaTsDkHDpZ048eXqEReYowv4rxys=' 
WHERE 
  key_id = '515f7cdc3980d4e2a1d8b0eb568cc43755cdd9bc4cef44a788b49778e14f25f9' 
  AND (
    token = 'DSKoagXgnxVV7nwJaTsDkHDpZ048eXqEReYowv4rxys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )