UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rrbsBMnkSHFFbyQWE0dlyOHpF2q+cuHrvwJqXQDYLUc=' 
WHERE 
  key_id = '256eec6f5a720a4f05121f8fd80a2c99c8a05c7d8f605fbb5c5f7fb9eda7e179' 
  AND (
    token = 'rrbsBMnkSHFFbyQWE0dlyOHpF2q+cuHrvwJqXQDYLUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )