UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lMB1Ki8U1CnDETocKDQHDPFraQEgH9774Tq//jVtrdg=' 
WHERE 
  key_id = '4e5db6c9b020244b8310bddc9c600d92239c2dde0e743d47a24b3809daea7f96' 
  AND (
    token = 'lMB1Ki8U1CnDETocKDQHDPFraQEgH9774Tq//jVtrdg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )