UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'va3nXIk7DNYgcbx5kAgBj0oK0H7hGY1CeBMbm/TRSIA=' 
WHERE 
  key_id = '3cd81d4efa7e6977012c151d06713b507465b9e4dde145e3546c48e965c173a6' 
  AND (
    token = 'va3nXIk7DNYgcbx5kAgBj0oK0H7hGY1CeBMbm/TRSIA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )