UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hvZ5RXc0xk+zO7ugab0gjRLvYkYGlHld4+Y9sWhgJzs=' 
WHERE 
  key_id = '30299a091d6efcdb37c6a846474941015a752f8b57b7f5272895e34490c8b2d5' 
  AND (
    token = 'hvZ5RXc0xk+zO7ugab0gjRLvYkYGlHld4+Y9sWhgJzs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )