UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CHPavP7K+R0uqo8ssRDEjAjKKHcJFZxFEzktipweGzg=' 
WHERE 
  key_id = '86e3dfe232edd544fba008f7ebb6fced00892d097ac3aa3c4d52c6de0baa37b9' 
  AND (
    token = 'CHPavP7K+R0uqo8ssRDEjAjKKHcJFZxFEzktipweGzg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )