UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PCnfGHxzJFQBaWaCjr4zLB6xyA5QTKLa+4nfiXgdiwQ=' 
WHERE 
  key_id = '301446e3beae2a0ae9b2baed7f25943151d93b77da7c6c6610d3e334002c295c' 
  AND (
    token = 'PCnfGHxzJFQBaWaCjr4zLB6xyA5QTKLa+4nfiXgdiwQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )