UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kmL71o1C7D0n3T+NCq1D4PrVQMwp7HTGK3dOZGG7d+U=' 
WHERE 
  key_id = 'b20bf98e81d2270f65acf73d650b0a4bbc3913aa4858f9cb68d66b70ac06b5f4' 
  AND (
    token = 'kmL71o1C7D0n3T+NCq1D4PrVQMwp7HTGK3dOZGG7d+U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )