UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mI1EobuxsbEZjBK1Q70bI7ALJzKzL5IHZzYn6w+n6Vo=' 
WHERE 
  key_id = '0dd3279180ad265c99ea16a6f833d3581743b2dad7415fa8b682b7fdb930a0b2' 
  AND (
    token = 'mI1EobuxsbEZjBK1Q70bI7ALJzKzL5IHZzYn6w+n6Vo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032