UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IaSVIU1ywKV6sE2E9ZMxe7QHzmknvQQ8K7OqWKH2Lsc=' 
WHERE 
  key_id = 'a6a41965e4a57571130f3e7ca5876f439e45a557fa2a8af09d6daeced06e0261' 
  AND (
    token = 'IaSVIU1ywKV6sE2E9ZMxe7QHzmknvQQ8K7OqWKH2Lsc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )