UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wAqyv+q/3SNFhEkLBmjk2PUx4XjCHq6NGD3SOh6Gdb0=' 
WHERE 
  key_id = '8912fb5dd89429b2434c81949b90cf82d659fea7525a070619a2be40374c883d' 
  AND (
    token = 'wAqyv+q/3SNFhEkLBmjk2PUx4XjCHq6NGD3SOh6Gdb0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033