UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xMd0An+mjs3qjDiYPJECmtZ6WcvHcSsaEpvITSIbvRc=' 
WHERE 
  key_id = 'ce423f9a024670b454bf280200924af3ba2f0af04814e2d37d17300d39e21002' 
  AND (
    token = 'xMd0An+mjs3qjDiYPJECmtZ6WcvHcSsaEpvITSIbvRc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )