UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ydRUA2IQRX8D8iZQdQUm9J8t7WysgGj4QES+DXv0EyY=' 
WHERE 
  key_id = '49b289c896f57ab2bc5f5b11bbb7c4761b774f3b6d2357a19c5f157bc353e980' 
  AND (
    token = 'ydRUA2IQRX8D8iZQdQUm9J8t7WysgGj4QES+DXv0EyY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )