UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jfCE0I0yORInexgvhZq82msYwS5NQhOvDs1uUlErUYo=' 
WHERE 
  key_id = '2693c9b988fa3d34dc44ce09ec63fffa26b9ab92eae7b402bb2f58431d4d6f0b' 
  AND (
    token = 'jfCE0I0yORInexgvhZq82msYwS5NQhOvDs1uUlErUYo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )