UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NN0EaunsOi+jPYhKl9SdVUubh8T50H8vyCEk0BDuBYs=' 
WHERE 
  key_id = '49c7a94e833e9a6eb7169b75964d15cccbea49c903e40941708a456b3e13d08c' 
  AND (
    token = 'NN0EaunsOi+jPYhKl9SdVUubh8T50H8vyCEk0BDuBYs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )