UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r3/czNRwG138W3abU8ZblR70oWmfY5YPU0xGa2Xr0uM=' 
WHERE 
  key_id = 'bed9289e4ebbb279dc2b2f24377afaadd77ef8f606d92e0b2d11afdd2855137c' 
  AND (
    token = 'r3/czNRwG138W3abU8ZblR70oWmfY5YPU0xGa2Xr0uM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )