UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gt7PTCUgbq/4bcp9za1pGI4t12J0qOs6AuvtUlFET5o=' 
WHERE 
  key_id = 'c5874fd35cb48beaff7d7948e29023b654a288b4c5946e506483c1351df04c9a' 
  AND (
    token = 'Gt7PTCUgbq/4bcp9za1pGI4t12J0qOs6AuvtUlFET5o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )