UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b4udwsG0fyVD3rjeTNg6K23t8VaJdhFx2qZFoxpd698=' 
WHERE 
  key_id = 'a844abc916b300acc5cdf692ab39e92f444e1b75b7e39d832cc11231504c4fac' 
  AND (
    token = 'b4udwsG0fyVD3rjeTNg6K23t8VaJdhFx2qZFoxpd698=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )