UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MBceaU0r9Yah5hcD24gTkZ3P5nTR/31KkaQZYreW/x0=' 
WHERE 
  key_id = '18f6184410c4d40aac655e96dce47945e21e2c2be918b067948b6f1dacf07601' 
  AND (
    token = 'MBceaU0r9Yah5hcD24gTkZ3P5nTR/31KkaQZYreW/x0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )