UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/E0PAJVFIRzWzKxl9wGcwe7SjI+Y5HouOrym3YVYpLs=' 
WHERE 
  key_id = 'fbca4ac4d828a6cd76cd82666d0763b67f690fa2be3569989c1993a7963ac3e0' 
  AND (
    token = '/E0PAJVFIRzWzKxl9wGcwe7SjI+Y5HouOrym3YVYpLs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00064