UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vku49Vz4PzLXQfCTbb9aI6P7H0N/GnuSCel3rle3sFs=' 
WHERE 
  key_id = '3d293fb638e53c8d7ae3cd898ec445e56014137db5b9087af49bc39a94fbcf8f' 
  AND (
    token = 'Vku49Vz4PzLXQfCTbb9aI6P7H0N/GnuSCel3rle3sFs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )