UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eSBj9RL8wmDvxpg0ceaP2FJSDITu/mOqYdxkdSvk81w=' 
WHERE 
  key_id = '4394dc2aee651ac6a82db088d8246ad771e1249da82d5ca81f71f3acf6321260' 
  AND (
    token = 'eSBj9RL8wmDvxpg0ceaP2FJSDITu/mOqYdxkdSvk81w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )