UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '50pvyjHys3SW6wc+akCSy6a/yFo18ARxLAWZ5wFRAeI=' 
WHERE 
  key_id = '7860a8354acbedfdeb3fc5c65de42b61507a997c2db344a79a8258b9a75681ce' 
  AND (
    token = '50pvyjHys3SW6wc+akCSy6a/yFo18ARxLAWZ5wFRAeI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )