UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '35KwczXIdu/n7NgnZAvKxFDDrgzM+16+/NWt7RsvZzE=' 
WHERE 
  key_id = '6a4d83fd939a600ab3b86c36311e3f2cc64778f50abf977168e7168abaa45759' 
  AND (
    token = '35KwczXIdu/n7NgnZAvKxFDDrgzM+16+/NWt7RsvZzE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )