UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/S96mmvxQcE24ykIaVZtd/E82op+wA6bj0Q/VRx4tME=' 
WHERE 
  key_id = 'ded172480138ef4ba8f7b1a3d15ba6a784dfb32011136500832c9a4fef9ea834' 
  AND (
    token = '/S96mmvxQcE24ykIaVZtd/E82op+wA6bj0Q/VRx4tME=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )