UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RiWzNWDu7l8cMBFd3vXwr85MzMbVVqgOoXtIGRVoj8o=' 
WHERE 
  key_id = 'b684fd2c58c1cd36e0c9155339b30d741e12267ecbe723aa65622e3d3b96e148' 
  AND (
    token = 'RiWzNWDu7l8cMBFd3vXwr85MzMbVVqgOoXtIGRVoj8o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )