UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kM2cvC1PHM40tGZC/JWOUpNgnqFz/F8OTmJ45geSdko=' 
WHERE 
  key_id = '7c68401612acb019aaf75d9547df95749c24f910d98fe107c560fd3f7f1f2de8' 
  AND (
    token = 'kM2cvC1PHM40tGZC/JWOUpNgnqFz/F8OTmJ45geSdko=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )