UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r6tYzy3+XTbZ/UMpVTIR3wg2RH8NuMM1fAD+PUvGPTQ=' 
WHERE 
  key_id = '400608b2df2d4c05a7d7c61f322963d3b919c955cefc54fac0f0812d5683e945' 
  AND (
    token = 'r6tYzy3+XTbZ/UMpVTIR3wg2RH8NuMM1fAD+PUvGPTQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )