UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uMsExRXL0q2C4D6pzS2DbUMSu4G9+B3qHx5mQBFf6nw=' 
WHERE 
  key_id = '51291e459a5c04d1de64fd7afd3b9faa6908c6ae388b8a2c1617e87aa5e0e37e' 
  AND (
    token = 'uMsExRXL0q2C4D6pzS2DbUMSu4G9+B3qHx5mQBFf6nw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )