UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lpKrmrrbNlm/WWzvFEnK3XQAmTpcZrDLAetsPy18/MA=' 
WHERE 
  key_id = 'a6d13c32ccf2c02c75862d967d257a5b3c657304389422ea8078813deaace260' 
  AND (
    token = 'lpKrmrrbNlm/WWzvFEnK3XQAmTpcZrDLAetsPy18/MA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )