UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T7HCgbml9h851pfmLg+s2UqEVFsVJ+8SL5Ta3MgOCww=' 
WHERE 
  key_id = 'd39246e7a62552a9b6e960ae8a704a98a2cea95f6d4fcf2cb523712e51b35eef' 
  AND (
    token = 'T7HCgbml9h851pfmLg+s2UqEVFsVJ+8SL5Ta3MgOCww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028