UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b83+ss40iGaOYXzazxniEfhKC8dEoA51WMw4siKFSSE=' 
WHERE 
  key_id = 'c0479350ada397fbf9a03cfa7973af3ab2ac179f0047bf87edb61355e62621e6' 
  AND (
    token = 'b83+ss40iGaOYXzazxniEfhKC8dEoA51WMw4siKFSSE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )