UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KQE0X55kCJKzjoPsbDlv/c7zt1RvWs3XolKzbEirTzE=' 
WHERE 
  key_id = '875f12fbd15b055707e4324665d0d365a21e4f17926d70215b9e1fb0fd700915' 
  AND (
    token = 'KQE0X55kCJKzjoPsbDlv/c7zt1RvWs3XolKzbEirTzE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )