UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/k4R4a7qF0We+W1ythZAwkRZmkpTYB7Gb3LPT52oTOk=' 
WHERE 
  key_id = '3897d63c5918d664d7808dcfa2b06d1742ed0db87ffd9c33f294440850606738' 
  AND (
    token = '/k4R4a7qF0We+W1ythZAwkRZmkpTYB7Gb3LPT52oTOk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )