UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9vPTKh6VGg9yuLJsynXWwRfv/a4ULclwe68//mcDAXE=' 
WHERE 
  key_id = '0790ca03df3fcfa7456ee1553f05c6d74f257620d59657350b8e057c5e3f659d' 
  AND (
    token = '9vPTKh6VGg9yuLJsynXWwRfv/a4ULclwe68//mcDAXE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )