UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bChDDXvkP4xsgYMsoB4t9zuMucdb5onhqNCe9XPS5Qs=' 
WHERE 
  key_id = '50a38ab6825ae28e2fd178d668c388a0c6714b2c672bda92000c391ceeab07a4' 
  AND (
    token = 'bChDDXvkP4xsgYMsoB4t9zuMucdb5onhqNCe9XPS5Qs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )