UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qUKykv1za27HNSOxLs7I4i3nGj4Qn+cpLNOBHPj5j6U=' 
WHERE 
  key_id = '5e8c732d08b2ad7445e2a3c7d8c0e287145e695253e8bbd78dc6c3f0ccdd352b' 
  AND (
    token = 'qUKykv1za27HNSOxLs7I4i3nGj4Qn+cpLNOBHPj5j6U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00052