UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+b2ppwROfm4SuzTpHHufl2lrbnH2cz/YVgStAvw8/nU=' 
WHERE 
  key_id = '681388ee95edb1f7b4fac5bf42929793a28de3a55b45b749e7e5ad7a4471f6f1' 
  AND (
    token = '+b2ppwROfm4SuzTpHHufl2lrbnH2cz/YVgStAvw8/nU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )