UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EMk/F5j1CAKH/WXT/63YMmxJN346vrxeS3f6U9pGyWU=' 
WHERE 
  key_id = 'b6f4fd4ca2d4c6a715461431ebac0ce9d96b75fa56ece6213c4666300b0e83d5' 
  AND (
    token = 'EMk/F5j1CAKH/WXT/63YMmxJN346vrxeS3f6U9pGyWU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )