UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RZ9cSf5wjCV4NWWhsz5xJ+TVDAg/kguhgrifq7UK70o=' 
WHERE 
  key_id = 'cdbc3b12ab4628ca1278f0efcc92a1a5e9017f36c4d5bc28c6959dff4bc699e6' 
  AND (
    token = 'RZ9cSf5wjCV4NWWhsz5xJ+TVDAg/kguhgrifq7UK70o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )