UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G6zuu7r0Y+H5Tt04O6LWNiiWuALFjtEqZyBnOe96Xp8=' 
WHERE 
  key_id = '2b1ad3750dd79aec5cf94314b376ea2ddc63ce67a17bfa6027c9675351136252' 
  AND (
    token = 'G6zuu7r0Y+H5Tt04O6LWNiiWuALFjtEqZyBnOe96Xp8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )