UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bKTSCxhMiR9uVe+Zz5u5UhDekUsWQFnTR6eVeI+N17c=' 
WHERE 
  key_id = '4d21639e3d4c86a0a6a13e28cf9ed7437d1d4715fc1e9021b8d1d185add16713' 
  AND (
    token = 'bKTSCxhMiR9uVe+Zz5u5UhDekUsWQFnTR6eVeI+N17c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )