UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y+CBvG4f8DfDpuwgwD0xCqK1ZrQOuWLoyId6LoiDPFw=' 
WHERE 
  key_id = '806e495e6533e9317c942146578d7dd8d1ff8b6021b2bdc9295fc4cf4da9765f' 
  AND (
    token = 'y+CBvG4f8DfDpuwgwD0xCqK1ZrQOuWLoyId6LoiDPFw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )