UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jSGKMh86vm6XNZ/RXIB5gFX3BMhJCcs6LA1uRqmQTvY=' 
WHERE 
  key_id = '137ad431c0f20b1479c7f6dfed218bfe54de820eb6efe55eda4481d9cb5b170a' 
  AND (
    token = 'jSGKMh86vm6XNZ/RXIB5gFX3BMhJCcs6LA1uRqmQTvY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037