UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8HoSRtWSRTAmZeRzuOFPpuVQU81AqToY4+nLDMDNIs0=' 
WHERE 
  key_id = '21e11e72f06f267f0780ba2730e141109c0549000e62d31414e456a405aa50e5' 
  AND (
    token = '8HoSRtWSRTAmZeRzuOFPpuVQU81AqToY4+nLDMDNIs0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )