UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PgKnGLIxYfo4usTJCvvNlogp2Ni6+tzYl7s4XkANjF0=' 
WHERE 
  key_id = 'eab49a60491df504257faa334efd20891020b650ca56474f8c7635b2b7e8019a' 
  AND (
    token = 'PgKnGLIxYfo4usTJCvvNlogp2Ni6+tzYl7s4XkANjF0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )