UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a4fCr1VhOgQUg3u1+5qSN61omR55usrDhoeXFGBkYBA=' 
WHERE 
  key_id = '621ca890bafd047af1febc6e87529ca7bab78c9b1aa558817281a2328822aea4' 
  AND (
    token = 'a4fCr1VhOgQUg3u1+5qSN61omR55usrDhoeXFGBkYBA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )