UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FgnRVrdlgsdosvrS2/pJVgKhe01vUa7eyNPP3/0VFTU=' 
WHERE 
  key_id = '2e50e50b217c60e8668029e8b5bbad0d6d0a7539b9daf658510dbd74d4f8d447' 
  AND (
    token = 'FgnRVrdlgsdosvrS2/pJVgKhe01vUa7eyNPP3/0VFTU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )