UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Px34mna/zEi7K5l9AAs8k/emi7vJtrp39mu0fu9JJ18=' 
WHERE 
  key_id = '71138285dc88f4f57d58e167f901c9ce7c6cc5f3bb8d121feb9af1e33fed7974' 
  AND (
    token = 'Px34mna/zEi7K5l9AAs8k/emi7vJtrp39mu0fu9JJ18=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )