UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nQxIS4wbY/LMceo0IxWq4vBVDLX0yDmQGQm06c+/nrI=' 
WHERE 
  key_id = '4d803601c656f89089ceb1014fff5217d996f89ba75f7bd6d55ab2f1e92f8569' 
  AND (
    token = 'nQxIS4wbY/LMceo0IxWq4vBVDLX0yDmQGQm06c+/nrI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )