UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lKIunVIum+IXEslfPGGadB738qzbMWvtrjYgOi9uOMI=' 
WHERE 
  key_id = 'a5cbfc586897c66bd8d9abc2f5c7aa162853d2bda40f58af875d4d8d32d8441d' 
  AND (
    token = 'lKIunVIum+IXEslfPGGadB738qzbMWvtrjYgOi9uOMI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033