UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/U9OJtD8+sTjKXMxeQ07lrDJ0ADHVmui342D2RCBPiA=' 
WHERE 
  key_id = '2376f9a8498c2d0eaa3c56296ce0aca12ee784e76d3c39020d20ab813b502527' 
  AND (
    token = '/U9OJtD8+sTjKXMxeQ07lrDJ0ADHVmui342D2RCBPiA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )