UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r0Jn/nrkjOYvAiXAX2jLixPRaDp9pI3QUFEG4rW0CPg=' 
WHERE 
  key_id = '846ae7dd38a843915e9a7c99d2a5be064c286e683c5f4e2c7eca4e137cd14c38' 
  AND (
    token = 'r0Jn/nrkjOYvAiXAX2jLixPRaDp9pI3QUFEG4rW0CPg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )