UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xYe1+dGP4DBoMfbwhZy4UnbddD1872ox6aX9rM59qVk=' 
WHERE 
  key_id = '39e8adf590cafddf46907074d6f4d46a730bdc0c763bc70694a98cbb6654856d' 
  AND (
    token = 'xYe1+dGP4DBoMfbwhZy4UnbddD1872ox6aX9rM59qVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )