UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6nUydEi0IyKwqNQJWRTnNsQ1CzmHQwo1ID3QjzL88NM=' 
WHERE 
  key_id = '314b252520c7016a07cbf311c906c183662820908c45f4fc1d73b2dec714e1e8' 
  AND (
    token = '6nUydEi0IyKwqNQJWRTnNsQ1CzmHQwo1ID3QjzL88NM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )