UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Twde9pBLUz2LclPjWP5PjU8kEvYaIbdSGkkYeNPqUSs=' 
WHERE 
  key_id = '473f15325270060db6880af5373a33cbd244840faa58a92618497e9c51f702d4' 
  AND (
    token = 'Twde9pBLUz2LclPjWP5PjU8kEvYaIbdSGkkYeNPqUSs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )