UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nrZp7KhwXjqvLGXJKzoLiSr+b4BD0IMi+vSGImLMDHQ=' 
WHERE 
  key_id = '304360abc35ad589a5e7a30c62555436fdee767a680b7897117ade938e867d30' 
  AND (
    token = 'nrZp7KhwXjqvLGXJKzoLiSr+b4BD0IMi+vSGImLMDHQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )