UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't8WhVVwH2JGVauFtl88sfR2N24ikWuBBP1A0geNMUeQ=' 
WHERE 
  key_id = '9a81fc932e3633082c1abf300e8285901e330cc51a5d72a7b1c0ee577fa98ca2' 
  AND (
    token = 't8WhVVwH2JGVauFtl88sfR2N24ikWuBBP1A0geNMUeQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )