UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i4EwTs+BzgHMPSfWMdfk8fZcpEPa5+HY9SkGpA4xYFA=' 
WHERE 
  key_id = '39ef802ef38608d8feeafd074d7176a4c13ebf08dc4132327f5e23278cf50395' 
  AND (
    token = 'i4EwTs+BzgHMPSfWMdfk8fZcpEPa5+HY9SkGpA4xYFA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )