UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cw4wHJpd2yfFrA59QOU8tMVrARTNZ1hi4f1Cof+Gchk=' 
WHERE 
  key_id = 'fe997504f33d1cfd65f38f7b24a43756d7eaa6170ab21f975b087deaf607195c' 
  AND (
    token = 'Cw4wHJpd2yfFrA59QOU8tMVrARTNZ1hi4f1Cof+Gchk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )