UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R1TcOvQiBmEdyeckAA6WYj02t0t6isbF6KsAe5uUW6E=' 
WHERE 
  key_id = 'b2a423e71eb494ac5f9dccda8cae9f7f3f8ca3a477d84598ec0b63f53791424d' 
  AND (
    token = 'R1TcOvQiBmEdyeckAA6WYj02t0t6isbF6KsAe5uUW6E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )