UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rDy+huzOO/Y8Y7htrzUVcItxBV6TVI3legJbFnNacKs=' 
WHERE 
  key_id = '91aee5f2e99cbf7ad22a3970bdee41c6e4028dcd6cf6efca03f9ea9b1346d39c' 
  AND (
    token = 'rDy+huzOO/Y8Y7htrzUVcItxBV6TVI3legJbFnNacKs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )