UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '93kcah0zg2TIoU9hyTcRb5oSLpMYqXiQGDS/YhmSuFk=' 
WHERE 
  key_id = '55a9a90cd72f3bfa58803d0c95604a045bc019d667f421e531f5ba2fe23dec85' 
  AND (
    token = '93kcah0zg2TIoU9hyTcRb5oSLpMYqXiQGDS/YhmSuFk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )