UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4A15yKs8HWFcoB2Rg1Q8mUZfGes1rgP1oKq4rN4BaEo=' 
WHERE 
  key_id = 'dc8fb4b394dbf219a3acff607abfabda2ee8475c418f5b1ec52365277c77e665' 
  AND (
    token = '4A15yKs8HWFcoB2Rg1Q8mUZfGes1rgP1oKq4rN4BaEo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )