UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U5ZveKaXZbeeRqrQqBxsL6XCaE7wUZDg1IRj0lI7WIc=' 
WHERE 
  key_id = '6920c6a9bb3519eed405004af3c46bc35494375c194f34bb5545e28bb0c23d34' 
  AND (
    token = 'U5ZveKaXZbeeRqrQqBxsL6XCaE7wUZDg1IRj0lI7WIc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )