UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HHaj3sogKkkqnBm4aQP7HCz5uTzDzyILRCro5bd+Olg=' 
WHERE 
  key_id = '8548376a6613d2682fcd158de9023e77696a3bc8bd523763e8b8325b2b4836b0' 
  AND (
    token = 'HHaj3sogKkkqnBm4aQP7HCz5uTzDzyILRCro5bd+Olg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )