UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GUuHdt1BC5TBvUIVAgHiSqdaSs4VLbcCbrdgyh9cNCQ=' 
WHERE 
  key_id = '4879d6a452c8950151695658e7e0ec9a563d712be8ae25f8d7ce27198407b17d' 
  AND (
    token = 'GUuHdt1BC5TBvUIVAgHiSqdaSs4VLbcCbrdgyh9cNCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )