UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '33r2GWw5VpYZEOUQwZh6cb3/9ZKWnFWiWWICJpopnXY=' 
WHERE 
  key_id = '648c6bc38b0e2cb0fa44ce5c42bfe6e7487b685ed70262d9ff477a38b5336986' 
  AND (
    token = '33r2GWw5VpYZEOUQwZh6cb3/9ZKWnFWiWWICJpopnXY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043