UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I4QBdd0/3t3dNy1O3UVeksK3vHJ7Bm9FvzZ8Fg+a18I=' 
WHERE 
  key_id = '6ff284c5dad69fd73c1e0431b3aed178b200fe245d1c27f85fd4bf2ccd406700' 
  AND (
    token = 'I4QBdd0/3t3dNy1O3UVeksK3vHJ7Bm9FvzZ8Fg+a18I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )