UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iyXUX8ISxIrNbJX/H0QZ0iwoTqxZUdp+4g2Vc6lDwhY=' 
WHERE 
  key_id = '7317e8a7f764f784da5f23ced6a5dda31d5bd11d6ad7a40d549f23e811b83d82' 
  AND (
    token = 'iyXUX8ISxIrNbJX/H0QZ0iwoTqxZUdp+4g2Vc6lDwhY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042