UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K16eA9iis6GVAc+lD+I8Rfk2WzEjc2lm5kGFYod0C78=' 
WHERE 
  key_id = '83a1f789a512bc12f20922611f5df40219e8f10d91842d397c56d43dc780b066' 
  AND (
    token = 'K16eA9iis6GVAc+lD+I8Rfk2WzEjc2lm5kGFYod0C78=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )