UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'POkQp1ujQHwmuNAYqp6WVp65SRjFnNk9nchKVL61zWg=' 
WHERE 
  key_id = 'd3b9fbb493082442f635b5c237781673bc795f1c332307e41b7cbd851f554c03' 
  AND (
    token = 'POkQp1ujQHwmuNAYqp6WVp65SRjFnNk9nchKVL61zWg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )