UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PvkXuwspkV77jh6JnWHe8XwqbJLYbaiqaNOTMMO3ap4=' 
WHERE 
  key_id = '9494ec238b8e483b925b048cd6c65a039a87f5fbcc5e5d1d89b45946008d4703' 
  AND (
    token = 'PvkXuwspkV77jh6JnWHe8XwqbJLYbaiqaNOTMMO3ap4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )