UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xLlzUfR71iuP49ypAKUkOZy42lsva+y2Kmuy9BAThO4=' 
WHERE 
  key_id = '409e2c1d8dc2c26b4a8bc7f6ef893218efa21b470bd08b537cfbe6704ec31b90' 
  AND (
    token = 'xLlzUfR71iuP49ypAKUkOZy42lsva+y2Kmuy9BAThO4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )