UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'buKJAIExtvapNQWdLkBsHNCO9g3dYXRjjxpvd0XP480=' 
WHERE 
  key_id = '91589487191e8dbd19864ee302018ca2987e6031f96635d7e4630352acaa3d43' 
  AND (
    token = 'buKJAIExtvapNQWdLkBsHNCO9g3dYXRjjxpvd0XP480=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )