UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R3Nf/a7yAm8lqeYjzu5smF5MqULFS5UzG6O57JdqHeo=' 
WHERE 
  key_id = '34b58544a0033e1e0f1a2035a14576e3da0c0fd810e39ab204dc82d58202245b' 
  AND (
    token = 'R3Nf/a7yAm8lqeYjzu5smF5MqULFS5UzG6O57JdqHeo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )