UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NdnBLJ5lMs2v+sk821TEgEa39nNaXNS87K5FqX2fLEk=' 
WHERE 
  key_id = '4c7d83d53794032b2d909c870cee1e48c8ae4e405b538e9f6052daa5f19eec30' 
  AND (
    token = 'NdnBLJ5lMs2v+sk821TEgEa39nNaXNS87K5FqX2fLEk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )