UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eg3639yPsPyAO8oWN56IaGVHI4zvvJgrWAaOi++Dv4Y=' 
WHERE 
  key_id = '2d75f290af33f5923fa62fe34c88e55ff630a04074d0a50012eaba3676c7239c' 
  AND (
    token = 'eg3639yPsPyAO8oWN56IaGVHI4zvvJgrWAaOi++Dv4Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )