UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6e2UFU54BhV+2Y2Tb6b1Zm6DgY56Vg3vzblf0rDbubI=' 
WHERE 
  key_id = '59e1b9a48d16501cd22300c0c281100279fd6a17005d246d2776357cf83414ca' 
  AND (
    token = '6e2UFU54BhV+2Y2Tb6b1Zm6DgY56Vg3vzblf0rDbubI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )