UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aH73p+/n/Gka0q/WgpxbUZoQfdpt1kxWGYK+BMCAM0Q=' 
WHERE 
  key_id = '6c990bc1cd9c6598710a1a64caa2b12f40b611e9487b91ef51ecc6fe49b78daa' 
  AND (
    token = 'aH73p+/n/Gka0q/WgpxbUZoQfdpt1kxWGYK+BMCAM0Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031