UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/LK6E2vdP4u/+mKUuyEauTU57EIhndLYLgtTT3Y/+RY=' 
WHERE 
  key_id = '4e71b94d09834f4e3932f6d74e802dd3b372777deb515a9563013d9941be1609' 
  AND (
    token = '/LK6E2vdP4u/+mKUuyEauTU57EIhndLYLgtTT3Y/+RY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )