UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xpT5ZuAATa2x/WeTY1qdfL8LVdNWZE6jEjlDgdXf7YI=' 
WHERE 
  key_id = '424504d6c51c04b8799b0163f9414b71bdbf4c7c0b4cf5a0b78c4ed3109b03d3' 
  AND (
    token = 'xpT5ZuAATa2x/WeTY1qdfL8LVdNWZE6jEjlDgdXf7YI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )