UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6LUNhKfRwLChyZ5ilCEYbP9sorTTihNWc2X3An51ERc=' 
WHERE 
  key_id = '0fdb1e8d7d1119d84666c8889ce3fe8aef8621feac3de2385128a0b43ae6d3c8' 
  AND (
    token = '6LUNhKfRwLChyZ5ilCEYbP9sorTTihNWc2X3An51ERc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )