UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QYV0MmvFoKIiV0YMcZp1jm8LDLgYK9jkbgQDrUKuomU=' 
WHERE 
  key_id = '2b8a762ddbef4b7a56dd6fb1e13a40173317f8bd278b97e2e89c4e6fa48f4c0b' 
  AND (
    token = 'QYV0MmvFoKIiV0YMcZp1jm8LDLgYK9jkbgQDrUKuomU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )