UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BuR7Qa+WVsHoO0v1toWSPUxUqlvvJVUjSb9F6fGjxs0=' 
WHERE 
  key_id = 'd961259f6147c55ce6bf15444d57c3c71efdbd787ee88f91a0d1480e06b35460' 
  AND (
    token = 'BuR7Qa+WVsHoO0v1toWSPUxUqlvvJVUjSb9F6fGjxs0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )