UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kPcCQyABF1h90hlIZKAfM4xO8EQtJsJHvY3FOqbhqyk=' 
WHERE 
  key_id = '293b45d3d995e4208161041df87c08f091c6c78f47329e7a8024b4fa1e92b9b7' 
  AND (
    token = 'kPcCQyABF1h90hlIZKAfM4xO8EQtJsJHvY3FOqbhqyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )