UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gxW2XJR0UfxOH6xKWdFSpJKhjYWBIaxRVZSMtPqpNs8=' 
WHERE 
  key_id = '3f6fe9d0dedcbbf9bcb32db518be0e7ff3484da797da093f43ac9c9b9d94d851' 
  AND (
    token = 'gxW2XJR0UfxOH6xKWdFSpJKhjYWBIaxRVZSMtPqpNs8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )