UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zIYFKbXHh3bHpK+fSjhpXncgNz4H9QNYGv6hN38Zhgg=' 
WHERE 
  key_id = '6e2a7524e01cc718425df3b7b11cc7e908e1859cafdc7256b516ce015314f104' 
  AND (
    token = 'zIYFKbXHh3bHpK+fSjhpXncgNz4H9QNYGv6hN38Zhgg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )