UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fVr9PfvpZzjbIQb1DCr4Up91GIKrsouXm7G5uUouZdo=' 
WHERE 
  key_id = '18bedce0933f952daf18f66cee9d28c92c201e08c0ea649e0aca34300e74ff53' 
  AND (
    token = 'fVr9PfvpZzjbIQb1DCr4Up91GIKrsouXm7G5uUouZdo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )