UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'av9SdVl6L786f6y7ZkFLqbO+xp07LGExWyB6ILMyPyA=' 
WHERE 
  key_id = '509fce9e1cc7726f1220a8bddc956d1e2fd878502c1104af823a4b3d6edd57a7' 
  AND (
    token = 'av9SdVl6L786f6y7ZkFLqbO+xp07LGExWyB6ILMyPyA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )