UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '766SB4F228/XFdWPWXJHdRP3oL5NhYEAaHipUPefOx8=' 
WHERE 
  key_id = 'e09cb75cacadc716c29aa999cc59850386e07f87f259dfd64862e016082e08d6' 
  AND (
    token = '766SB4F228/XFdWPWXJHdRP3oL5NhYEAaHipUPefOx8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )