UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2TZWIgpiwSs7jUEtmxC//fniwPkvIk6iMOJOWzFBLP4=' 
WHERE 
  key_id = '4f878978f556b32e333b83a478c937fde58bdb8adeb7fed591c0f9fc724ca171' 
  AND (
    token = '2TZWIgpiwSs7jUEtmxC//fniwPkvIk6iMOJOWzFBLP4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )