UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5dTfFrd3RkZWWejIVB76usEwNAIvw6Dp3zHw/Uniy/Y=' 
WHERE 
  key_id = '21cdce5715f44840fdb266965f23c7227fde81dffa0c60de47391f3c6d7f35ca' 
  AND (
    token = '5dTfFrd3RkZWWejIVB76usEwNAIvw6Dp3zHw/Uniy/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )