UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8eb4NEQCmN6/Wc12i19xTcNjhunL6Y2WvUo7YwOKEd0=' 
WHERE 
  key_id = '2648f93f1ad3cea2a5bfdc6c9bb3ba38ad7cfa549147f8689056c197b479bb4c' 
  AND (
    token = '8eb4NEQCmN6/Wc12i19xTcNjhunL6Y2WvUo7YwOKEd0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )