UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h9vM+dVdY27rjw39dfG0Y7lnVAGSLibkmlMQeX0gy4w=' 
WHERE 
  key_id = '2f5793abdcde7354f843f7ab2729f71a76c6999bbda57c0ba4523d4ae91cc3ab' 
  AND (
    token = 'h9vM+dVdY27rjw39dfG0Y7lnVAGSLibkmlMQeX0gy4w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )