UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zOBTKW8Lejq4GQ6pbV9bDzPxEC+CTF8BRBvjSSAubk8=' 
WHERE 
  key_id = '43b2f61b460afa6c5769d33ad48e89b1910d9e35a193ac36f89cf0a2eb8b8a94' 
  AND (
    token = 'zOBTKW8Lejq4GQ6pbV9bDzPxEC+CTF8BRBvjSSAubk8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030