UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v6Vwdhl7tunF5ItIBRQa7IKV+PgQZFD/NPsGIhNCAAY=' 
WHERE 
  key_id = '4c42bbd11a146540fd8d983aafb49568a462d172bdaca1d68d93412809ac3d40' 
  AND (
    token = 'v6Vwdhl7tunF5ItIBRQa7IKV+PgQZFD/NPsGIhNCAAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )