UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w9UphbkhIcjH23/iiWfBqij+0ClZByPx+xHRTpvxmaQ=' 
WHERE 
  key_id = 'a48cca995d6a664084f2478bfdb0da0ece6b1397114645573a3aaf3063539168' 
  AND (
    token = 'w9UphbkhIcjH23/iiWfBqij+0ClZByPx+xHRTpvxmaQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )