UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pWnTya63c16B1zjtWloRKyGsGMAI1o60mU612dF8VWI=' 
WHERE 
  key_id = 'ab46c968f935c2047759cd39a94ed178349a904aea01040413809fe4b7d22f59' 
  AND (
    token = 'pWnTya63c16B1zjtWloRKyGsGMAI1o60mU612dF8VWI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )