UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MlfC3+OR17UdhLv/l5Q1j9mxPQi/gM4bTqdHWcHE7+M=' 
WHERE 
  key_id = 'c847e08ae96c36f34445f74096394cbac1dc10f8a02853dd9508ce718b33280f' 
  AND (
    token = 'MlfC3+OR17UdhLv/l5Q1j9mxPQi/gM4bTqdHWcHE7+M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )