UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L9m+kyq/jF8cgcQ0o7kis/1p1uRDr0X9Z0yS6pTpBMU=' 
WHERE 
  key_id = '6febba325fb03160b0847336e5e4a354722c01a5b7db297864def78c013dcba0' 
  AND (
    token = 'L9m+kyq/jF8cgcQ0o7kis/1p1uRDr0X9Z0yS6pTpBMU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )