UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3TTZQpcdAI7FLU1pFjwbwCCHI47QJJkDCiLfdtOEiBo=' 
WHERE 
  key_id = '9847851976cac0f7978a21d7579297e55ac3aa976425f3d7f172879d90c3219c' 
  AND (
    token = '3TTZQpcdAI7FLU1pFjwbwCCHI47QJJkDCiLfdtOEiBo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )