UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eK2k5VpdecT1JviuIOJSDKSyt0lcz423szP9wYBn9zE=' 
WHERE 
  key_id = '8cafb8d2123e40c7c91a89256c85a943060df97328dadae83adac190112e39b0' 
  AND (
    token = 'eK2k5VpdecT1JviuIOJSDKSyt0lcz423szP9wYBn9zE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )