UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ME8RV9N4qx4IX+QUw/K5y3m7wxR27uZwPg4tydPQ+68=' 
WHERE 
  key_id = '78be7a79d72a9a7c328846495ada8dcaea172351b3c0fcacacc1b0cb3db32c04' 
  AND (
    token = 'ME8RV9N4qx4IX+QUw/K5y3m7wxR27uZwPg4tydPQ+68=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )