UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rtDAcffzkFgOElWOpsz6fUfeE98TxivCMOozLY85c+c=' 
WHERE 
  key_id = 'f6741cf5f65f95b52ff57da8f09a54387114b1e04a3cef50d4601e873c0a03be' 
  AND (
    token = 'rtDAcffzkFgOElWOpsz6fUfeE98TxivCMOozLY85c+c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )