UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BM9z66tqIZcoUgP3UWsAfAj89CaZdTD44cEfx+ASd7g=' 
WHERE 
  key_id = 'e0e0cca78445b924dbbedaab19506628bd583a2c0250c3914838309dfb5ac282' 
  AND (
    token = 'BM9z66tqIZcoUgP3UWsAfAj89CaZdTD44cEfx+ASd7g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )