|If you think the keybaord is still damp, put the laptop in a container and bury it in uncooked rice. This will often suck the moisture out of electronics.|
I don't know what type of keyboard is used on your laptop, but if it's a membrane type, they can often be disassembled and cleaned.
I'd Google for instructions on how to clean/replace the keyboard for your specific model to see how hard it is to open the laptop and get to the keyboard.
You might even try to blow it out with some compressed air before you take anything apart.
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