UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZnzEDynix8i81aBDYsQISMGXdx6cywQvGzuUjePWclg=' 
WHERE 
  key_id = '171b2fcc851a2d84fe4c266a7f0ed23b23aac04e22c685bc55b8ecfade1eab8b' 
  AND (
    token = 'ZnzEDynix8i81aBDYsQISMGXdx6cywQvGzuUjePWclg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )