UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kkna4jNqJJEmxpB6eAwauJOtrcKk71e5+VT+F+y7dtM=' 
WHERE 
  key_id = '609e2032d45de1741d19adffaa4f0926fe4e1143b294c12bed0bbe8e86568712' 
  AND (
    token = 'Kkna4jNqJJEmxpB6eAwauJOtrcKk71e5+VT+F+y7dtM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )