UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H5yzn9KrkpPkZ+bRxyvAlaMACxlRi494gZJj0nfsm1s=' 
WHERE 
  key_id = '903ed6ef1b917a21fa809b59e555291266e620d22979f81cfe78b96f4d743449' 
  AND (
    token = 'H5yzn9KrkpPkZ+bRxyvAlaMACxlRi494gZJj0nfsm1s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )