UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6m7iAhnt7wk86G6mexGK75kYKb7TKy/SzuhzzA+jc9A=' 
WHERE 
  key_id = '4e3cdfd9b0d03d636f987c9a3031d85de27ea89f96952a8f32552dc8f61416f1' 
  AND (
    token = '6m7iAhnt7wk86G6mexGK75kYKb7TKy/SzuhzzA+jc9A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )