UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nAHdPJu5CXykuYaBibtNwUJ4UcOYJFt2MH8l0adSBjk=' 
WHERE 
  key_id = '1d3f16816b386951e502795b389eae2255790c6b458d648d7a3f99f278874c8d' 
  AND (
    token = 'nAHdPJu5CXykuYaBibtNwUJ4UcOYJFt2MH8l0adSBjk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )