UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RkLhktdZ1WH93SGLrLYc23aWB2Ex+gNyQoSKqZ3jI2k=' 
WHERE 
  key_id = '492d528b0e2cb7913e4070cf5c5395395a18e0b019cd0cf6198123b37fd39132' 
  AND (
    token = 'RkLhktdZ1WH93SGLrLYc23aWB2Ex+gNyQoSKqZ3jI2k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )