UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WaXkU93gXWW4eSxaBNaFE98xUKYMfpdQUS+qqeq0BZQ=' 
WHERE 
  key_id = 'a81a87f8073ba6edadb6fdd73177ce86a8d62947009ee4763085d0df9afd067d' 
  AND (
    token = 'WaXkU93gXWW4eSxaBNaFE98xUKYMfpdQUS+qqeq0BZQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )