UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eawugFJYTYFwrg24tdumwtuc8oMGSR8W4OJY6OfIMfs=' 
WHERE 
  key_id = 'c251eb0d81b5cdf34daa965b37f009640716798615f200ec4b334b0571d52e33' 
  AND (
    token = 'eawugFJYTYFwrg24tdumwtuc8oMGSR8W4OJY6OfIMfs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )