UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BCoI4reYaTrqzChKcUBfhWJ4NBkqqm71zGioG3/MgEU=' 
WHERE 
  key_id = '83f70fcc0260c3c57061dc06dd125dbd241a9b1acf619b7675799e08b6c8b41b' 
  AND (
    token = 'BCoI4reYaTrqzChKcUBfhWJ4NBkqqm71zGioG3/MgEU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )