UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b40LvTRNOh1MsbWPpZY46qgTHlMwolweIbwW/6HBhjU=' 
WHERE 
  key_id = '25a431f40357273880859e1653f146f7a53e8dee3bb54f885d852e7eb450f9dd' 
  AND (
    token = 'b40LvTRNOh1MsbWPpZY46qgTHlMwolweIbwW/6HBhjU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )