UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tEIN5VXReZt05sIlwd1f7D2d2323Ha5Yorvbvv7XSyg=' 
WHERE 
  key_id = 'a93c56dda2f7e61a2650ec06d53034a7c45451f173c42d63e2051736bc635689' 
  AND (
    token = 'tEIN5VXReZt05sIlwd1f7D2d2323Ha5Yorvbvv7XSyg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )