UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E2bK3v6qWptYuwEUIIvI3LE8yFgtyfKAwLfBTiyGfjI=' 
WHERE 
  key_id = '75aece5f9704e29a4afff61827be3d9e1e532d5257a41050587cfb02d27a18d6' 
  AND (
    token = 'E2bK3v6qWptYuwEUIIvI3LE8yFgtyfKAwLfBTiyGfjI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )