UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pUL8r6/vN7ZB7/oGYDj/I8HXRPoX7akpQQHdAag4v1I=' 
WHERE 
  key_id = '52b42ab0379b2a1c4165b6b009a32afd2bcb2bcedf04313799af5da2ad66ceca' 
  AND (
    token = 'pUL8r6/vN7ZB7/oGYDj/I8HXRPoX7akpQQHdAag4v1I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )