UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kPlzAl8pK0GKdrfa+w4oXMwMQHkbMYEHVs1V5c1qvgY=' 
WHERE 
  key_id = '6236256f03c2e0499c38c87448f56903a76d12569e55178f3253e5c09548e356' 
  AND (
    token = 'kPlzAl8pK0GKdrfa+w4oXMwMQHkbMYEHVs1V5c1qvgY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )