UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7Bs4OD/UXZlUF8L5k71nWrjEdWZQHkICj/iMCSLC2F0=' 
WHERE 
  key_id = '2f97b8ed849c98b9a42996b3768d7b51c31f2f82947358c95ea413a39f13d550' 
  AND (
    token = '7Bs4OD/UXZlUF8L5k71nWrjEdWZQHkICj/iMCSLC2F0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )