UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+M7DIDqaBVs6YwkgZWvkkLECpYNyAdUmgDCh3mG0LUY=' 
WHERE 
  key_id = 'b4f6133b2de43b6df426d52d53c67ba2cb5ba3606fba1d1fc8e87d79dc1c1b8e' 
  AND (
    token = '+M7DIDqaBVs6YwkgZWvkkLECpYNyAdUmgDCh3mG0LUY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )