UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e6hyxKja1Eah79N3vvff60o0u4f6yHtyof3RJd1qM0Q=' 
WHERE 
  key_id = 'b4e102f50bc2f314498416f6ec7bd213ec1f632c5ad329b492bc0368df185a5a' 
  AND (
    token = 'e6hyxKja1Eah79N3vvff60o0u4f6yHtyof3RJd1qM0Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )