UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ruAu4g5gMAZgY9rTv4MPGpaGJ4FvtpvcKUubf2vQIxg=' 
WHERE 
  key_id = '32fbcd56451163b0cc60874c9e49aee699fdb2f9644c2361a34ca5d820e80e64' 
  AND (
    token = 'ruAu4g5gMAZgY9rTv4MPGpaGJ4FvtpvcKUubf2vQIxg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )