UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U/zO+EGhuSMFVWoaI1GXvcgA/Cfas2CDXJDD1F/BVAA=' 
WHERE 
  key_id = '956c8612f6b9673d2735b64fd4b77c0704abd596bc143b9558a474e4c96cf6bd' 
  AND (
    token = 'U/zO+EGhuSMFVWoaI1GXvcgA/Cfas2CDXJDD1F/BVAA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )