UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rmpwGiHKxt3DXGJkxPIugR8cOYf1qA/04YGCzHx5Smk=' 
WHERE 
  key_id = '738e1997ec83110c69af3c0a0ce0c07bfecf5e1fbef1ba0eaec94f14d41f11d5' 
  AND (
    token = 'rmpwGiHKxt3DXGJkxPIugR8cOYf1qA/04YGCzHx5Smk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025