UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e7wzqbg9p2IjqVdYtLwuipYisCF6OxuqTAZgcOHF24o=' 
WHERE 
  key_id = '50c60fb803e5287cfa163976eb8d1f1663fb07bcceca887db2f5cfe68a1a612c' 
  AND (
    token = 'e7wzqbg9p2IjqVdYtLwuipYisCF6OxuqTAZgcOHF24o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )