UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bDijuY7v+HGs0Rs25ZYahZEAo0lQ0WyDgA5qY41JY2g=' 
WHERE 
  key_id = 'e4cb2926409f08d3d3cf584e8d2c37c139c5a5b09a11b13b9b4606acde0cb1a3' 
  AND (
    token = 'bDijuY7v+HGs0Rs25ZYahZEAo0lQ0WyDgA5qY41JY2g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00045