UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O9Gmvrx1mTAbVSCgPjmXxdxWeGjD+mNZoQCTmFj4I+0=' 
WHERE 
  key_id = 'a1c6e2e6a666c1e14511766c0a833f0fe42a3186a5ecc403c18e496341374f84' 
  AND (
    token = 'O9Gmvrx1mTAbVSCgPjmXxdxWeGjD+mNZoQCTmFj4I+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )