UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g9rgbeVNcqNQlUBm/YP3gW4NG8xhr0MNLPp13zUP0tE=' 
WHERE 
  key_id = 'a6a268f8abeeda6095e4b93b4ed142b14e55a9dbe3e4c96628dddd1e47e157eb' 
  AND (
    token = 'g9rgbeVNcqNQlUBm/YP3gW4NG8xhr0MNLPp13zUP0tE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )