UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L2QqUcJR/eIw55MRWqyy2MwEtimKKR9YBa5M+Y3QAB0=' 
WHERE 
  key_id = '7991c79db512e7211274c2ab2a2b8bc747e2ef5210ccd9facd699449d7742155' 
  AND (
    token = 'L2QqUcJR/eIw55MRWqyy2MwEtimKKR9YBa5M+Y3QAB0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )