UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g56zVeUjNeGwWuHhhi1djjMZ8MiXItc9EY/u1765hXs=' 
WHERE 
  key_id = 'fdf7f2206c7e0e468cfeddf2411e87452e84b8007636ce28e7ffc4c6d775853f' 
  AND (
    token = 'g56zVeUjNeGwWuHhhi1djjMZ8MiXItc9EY/u1765hXs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026