UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G2VVnDuM2wHHfw501wRXAwaDE5jvXj0vOSQyqcMIyBg=' 
WHERE 
  key_id = '4df9df3d488d0a47110ee2f10b71614c92f9678954729ce76f7ee84ecc421366' 
  AND (
    token = 'G2VVnDuM2wHHfw501wRXAwaDE5jvXj0vOSQyqcMIyBg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )