UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b/r3wAP+zE3TBQkSlAjdMrL5fbtnQl8P0uWruNtjiyA=' 
WHERE 
  key_id = 'c4a1988b8d7ab538606d2cf5a66bd475538552449bcec7a3deed8bf7189da38c' 
  AND (
    token = 'b/r3wAP+zE3TBQkSlAjdMrL5fbtnQl8P0uWruNtjiyA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )