UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KrLZGhpDH5rE3MObNXjjiNkn1GPnUADyNNM11Ex6PRg=' 
WHERE 
  key_id = '89174f621609aa35842eeb9ee0c5bb3ee13cd8bcc572619e3785843968a76e25' 
  AND (
    token = 'KrLZGhpDH5rE3MObNXjjiNkn1GPnUADyNNM11Ex6PRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )