UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6hKMEwO8YmRrIJt9AJQwPJfAL3oF7uj2ukj48P5834=' 
WHERE 
  key_id = '9b235e1781e21e0a7a1e9e6e1e32fb0e9cfacf5dd4a4b32d4aec859ae00a2722' 
  AND (
    token = 'a6hKMEwO8YmRrIJt9AJQwPJfAL3oF7uj2ukj48P5834=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )