UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z2gQjwE4Apfl76hN66AjRSBya83svy/hs58tUc36cO0=' 
WHERE 
  key_id = '776fb4766285ef7447def0373d7533c1ab5d6037d156c5ac175097b8f5616914' 
  AND (
    token = 'Z2gQjwE4Apfl76hN66AjRSBya83svy/hs58tUc36cO0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )