UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VC4zjN+3NKxV5ip1rswqlcuaBEBQWbrMsL6qMeumRyc=' 
WHERE 
  key_id = '26cf6a887a4eaa144055f05131128fa06540bd6b2dce4646c1f4c12f59d3ce77' 
  AND (
    token = 'VC4zjN+3NKxV5ip1rswqlcuaBEBQWbrMsL6qMeumRyc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )