UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AFaUW87QlYTzQ05F9mY9xlX9zLs1eFjbs5dbE/0xDYM=' 
WHERE 
  key_id = '6f72c1d591bb32b1f45a4c11445555a87be7b9ce421dd04096a82e055fabae65' 
  AND (
    token = 'AFaUW87QlYTzQ05F9mY9xlX9zLs1eFjbs5dbE/0xDYM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )