UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KMp98DML1XKCS+Wqh2tqN5BfS2yz/tF3FUcNtTKdfP8=' 
WHERE 
  key_id = '8296e65f19586adf4334e4eaf6e43eef832562287e5ded358aeb96fb8e9a7845' 
  AND (
    token = 'KMp98DML1XKCS+Wqh2tqN5BfS2yz/tF3FUcNtTKdfP8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )