UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RBEPLmLrb4J/DOLowd7oRly4HeOtMM6BJOItv1vquY8=' 
WHERE 
  key_id = '893e4aedb4211d7ad2ea7cae347456c6f3e5e97458a3523b78e9b070c4224d05' 
  AND (
    token = 'RBEPLmLrb4J/DOLowd7oRly4HeOtMM6BJOItv1vquY8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )