UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'js243Xm7fOmOSwiDPDpB40c7NJPBzoe5yfc3ZP1l+7U=' 
WHERE 
  key_id = 'becfee182a37ffd6596087a7a3922de764aac9d8c8a8a7fdb267fd7d8c66e7fb' 
  AND (
    token = 'js243Xm7fOmOSwiDPDpB40c7NJPBzoe5yfc3ZP1l+7U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00019