UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dKhPf06pLNzvpN9NkGPySiVMwah7thTi7Qo2YbbAiFg=' 
WHERE 
  key_id = '876a865cc4729a35c268969f8a41ce276474859b1476d63b0e65bf9cf2e68d29' 
  AND (
    token = 'dKhPf06pLNzvpN9NkGPySiVMwah7thTi7Qo2YbbAiFg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )