UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'urVvBJwWaTOTgKelvGVlnnUZAwv+tJOIr9c7TJdrTfk=' 
WHERE 
  key_id = 'ef9852c36f9f98398542c95f09a8c960d4f139c73128c70aaa16da3a07fa03d5' 
  AND (
    token = 'urVvBJwWaTOTgKelvGVlnnUZAwv+tJOIr9c7TJdrTfk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00049