UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zqSZ0nU5pN5T/TkQ47/bl/tyuc40B46jheXOae3NZxY=' 
WHERE 
  key_id = '6d2eff13b385673346d2d86a43d11fe3d676f4b470084ee399e308c81be37d4a' 
  AND (
    token = 'zqSZ0nU5pN5T/TkQ47/bl/tyuc40B46jheXOae3NZxY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )