UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZPD+Uuxdg7zZKxV/Oj7QYnbGuG6hmSS8ADXOwOE5134=' 
WHERE 
  key_id = 'ce0b8940ed2fc4c2c6cb45286e01145e29fe204e49206a724acdb6f99161c680' 
  AND (
    token = 'ZPD+Uuxdg7zZKxV/Oj7QYnbGuG6hmSS8ADXOwOE5134=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037