UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'swULeuiis42OcxDWBrCBA/ixH11dnwlqidEGIpaB/lo=' 
WHERE 
  key_id = '139b6ae4040fe36a26e46536ebcf80e592345080c6954129e9ce4288f77f716d' 
  AND (
    token = 'swULeuiis42OcxDWBrCBA/ixH11dnwlqidEGIpaB/lo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029