UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zaiKSe/MuHBerMJau43yOV+IVgkkTqc31/4NltgzA9U=' 
WHERE 
  key_id = '793feb3c0419984d11e097a88b0ade96ca8d673b3a33042ff951ce9fca616e1e' 
  AND (
    token = 'zaiKSe/MuHBerMJau43yOV+IVgkkTqc31/4NltgzA9U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )