UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+Z6akWcTKRIH/BAu0fk/CiTWP2zZLGRpUrQu6Au9QY8=' 
WHERE 
  key_id = 'b6567ea665baab49d6aab94a94889a12a86c264e0d83b0a262e2196ccf682f43' 
  AND (
    token = '+Z6akWcTKRIH/BAu0fk/CiTWP2zZLGRpUrQu6Au9QY8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )