UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nvwfar8nchbrAWV0+1B4SLav5r3rYvOv17stUcowDqk=' 
WHERE 
  key_id = 'c0168f2de636d5ae8eb6b3a07de5201520c0355d3b074f17414a6498a4a0c846' 
  AND (
    token = 'Nvwfar8nchbrAWV0+1B4SLav5r3rYvOv17stUcowDqk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )