UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gvxt2zlSVWbs6ILMYAoKMipsSX0X5GGyhOM060payyc=' 
WHERE 
  key_id = '0d7324b65b006915ae59480d7ef36c079bc3116ead9bc7a0655e7df1b068d7d2' 
  AND (
    token = 'gvxt2zlSVWbs6ILMYAoKMipsSX0X5GGyhOM060payyc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )