UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IxF70grqS4sX1BXoDEOo+pHjeDqXh2eQZXve1n6H7yQ=' 
WHERE 
  key_id = '87f9fa3b431343e1dc5591c7e4a1813c18f778df67b55bf19d80640d750ebc50' 
  AND (
    token = 'IxF70grqS4sX1BXoDEOo+pHjeDqXh2eQZXve1n6H7yQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )