UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7d8ouzvN1C1rkUoyq5YwvULyHss33mGEaZtWOIjIp88=' 
WHERE 
  key_id = '7485f973a9dec37d7d6d45373974b43ad90f562b8eb8684b5943c32e1646f496' 
  AND (
    token = '7d8ouzvN1C1rkUoyq5YwvULyHss33mGEaZtWOIjIp88=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )