UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wPVnD78YKrgLRiaPEZJN1svj8lSVrSduGXTC8J7PRNI=' 
WHERE 
  key_id = 'c6c58d5842a83c2671cb8ff5cb35f8bd20d799b6bad2032550ff7785011be899' 
  AND (
    token = 'wPVnD78YKrgLRiaPEZJN1svj8lSVrSduGXTC8J7PRNI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )