UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RXE0wCsGYW7tf7mKaXnUn/RqPSrJ8SUsK3/pF2g//5g=' 
WHERE 
  key_id = '2a56d34ac9f1995987d6c0bf3511269566a858a5e3a017787c3f22ca557a856e' 
  AND (
    token = 'RXE0wCsGYW7tf7mKaXnUn/RqPSrJ8SUsK3/pF2g//5g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )