UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i6jlrH7G5S4pJRjVVKyMVTId/Y02le2XcGWaV+EOjKE=' 
WHERE 
  key_id = '49b74af1ec3bbb16c940497aec14ba6202be4db54fc93453e80aacbcadd01da2' 
  AND (
    token = 'i6jlrH7G5S4pJRjVVKyMVTId/Y02le2XcGWaV+EOjKE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )