UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ejrpw8FoBM9AATVE+N81jBgqtuLxFmfZasoa4+wRDu8=' 
WHERE 
  key_id = '38a532ff60d8659757eda4aabb3ede40035ecfe1631632c61eecbd2f91a0d265' 
  AND (
    token = 'ejrpw8FoBM9AATVE+N81jBgqtuLxFmfZasoa4+wRDu8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )