UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H2RBt/l3mP0x30j5PY0EAylXbU8Lwv2k3TOvZu/MgJs=' 
WHERE 
  key_id = '35993ea30cea8197acb4ef25f1e1a9300d524890b3c46b36cd987c619d223246' 
  AND (
    token = 'H2RBt/l3mP0x30j5PY0EAylXbU8Lwv2k3TOvZu/MgJs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )