UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7+axjo/IVE4zl2BdSm/oVO13sPDmnvgh6RTIdeF6rhk=' 
WHERE 
  key_id = '56c68ec8bb307b67d756fcfbc22b7023f0e12252fb9f030c86908c6aecab7ea5' 
  AND (
    token = '7+axjo/IVE4zl2BdSm/oVO13sPDmnvgh6RTIdeF6rhk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )