UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8JzGxwUu2QmpTs2N48BWJdS2ORnv4nmkWkLeSUF1SW0=' 
WHERE 
  key_id = '6eee77db78a09c40568d0ff06a24a3e1c2cefda3b9dc636a7b5e089c59d328ed' 
  AND (
    token = '8JzGxwUu2QmpTs2N48BWJdS2ORnv4nmkWkLeSUF1SW0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00044