UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n1wzxIavV8VRIZMFIgpJFaSbRnieO8tvvRIQL7D0dUI=' 
WHERE 
  key_id = 'aa8632ca0c036a3cb57d02e063cad007c280b205fa296de64872bdc08ad7ded2' 
  AND (
    token = 'n1wzxIavV8VRIZMFIgpJFaSbRnieO8tvvRIQL7D0dUI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )