UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KHn1gTbjWuGkDXie42ktmNnjYMpiSkWp4x7LgZKPdPw=' 
WHERE 
  key_id = '1f62c9d61b28ec70964897e51580098cc672fde87a4681c0b9d9044755939956' 
  AND (
    token = 'KHn1gTbjWuGkDXie42ktmNnjYMpiSkWp4x7LgZKPdPw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )