UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iLckgFCu71JhVaBgwTQG1gXyWu9FmBGO62xyLGhVtaE=' 
WHERE 
  key_id = '53acbcd95f964bded5a6036a7e772ad0d724064e3889423614b6cd9bebf0e1e1' 
  AND (
    token = 'iLckgFCu71JhVaBgwTQG1gXyWu9FmBGO62xyLGhVtaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )