UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PndddQcY+6YYgRaVaelbddbbV/Ka8MjppG+r4xVUGPU=' 
WHERE 
  key_id = '1e6911aeb445ee88acc9de77c947dc655e07252cb065cf2bd7a350eab39dcb48' 
  AND (
    token = 'PndddQcY+6YYgRaVaelbddbbV/Ka8MjppG+r4xVUGPU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )