UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RK6YuzXuZLgkjFCKt1PIvRil8pIUDdB1/6WyZzjeYQ4=' 
WHERE 
  key_id = '783b25c0f9d4bfb643aa691324b7662d25c5dd0ed5019eeaea0ad2aeaefc2f32' 
  AND (
    token = 'RK6YuzXuZLgkjFCKt1PIvRil8pIUDdB1/6WyZzjeYQ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )