UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Un0mSHhPqh32+ypNyCFm7gx4rv+SNp7GvwuMc/lZxXY=' 
WHERE 
  key_id = 'b26a2cea79da58fb0e24b704dcf03fccfe6e7a603c3d1e002ed2c2f7fc519f15' 
  AND (
    token = 'Un0mSHhPqh32+ypNyCFm7gx4rv+SNp7GvwuMc/lZxXY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )