UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dwQeFpepIgwLRqKaHrIWJdoUIiYFMRodaBcK8uqcrww=' 
WHERE 
  key_id = '1e635b684fb2bbf16f7d449615a2a17efd3de969529eccab56ac329ba86e8fb8' 
  AND (
    token = 'dwQeFpepIgwLRqKaHrIWJdoUIiYFMRodaBcK8uqcrww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )