UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QMmdllvnypomOLnDA8g4bnlJ8PK84g1MQoX6lyIunTw=' 
WHERE 
  key_id = 'e3f2daa4369e4ddee93877d98cb1bfbe200197dd65995df871b346f98523bbaa' 
  AND (
    token = 'QMmdllvnypomOLnDA8g4bnlJ8PK84g1MQoX6lyIunTw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )