UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l4mtLO7ec+BWUgxcY17gkjXvi7W2AhzfMnV16WU0chk=' 
WHERE 
  key_id = '988d44665d2194ba27b5ed8d64c8c9ab8a2109be01aadfd242925bc14435f650' 
  AND (
    token = 'l4mtLO7ec+BWUgxcY17gkjXvi7W2AhzfMnV16WU0chk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )