UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VjJb03zc5mk7Av41sTnW12hETqZF0/PfGHUA3lXu7P4=' 
WHERE 
  key_id = 'e28e508e0f9f518c0c0f72daa478867dc6256d80916384f905190dbf576482a4' 
  AND (
    token = 'VjJb03zc5mk7Av41sTnW12hETqZF0/PfGHUA3lXu7P4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )