UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j2g6LkBkKkFZVSUruCirLYXmb7E8vtda7yIBm4IxVgA=' 
WHERE 
  key_id = '56c0fab91e08346dc5c2a130653ff9eeee4c197db7428f0b002dab4290f3496b' 
  AND (
    token = 'j2g6LkBkKkFZVSUruCirLYXmb7E8vtda7yIBm4IxVgA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )