UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PYGECpmM2EqDKHYzKftWrPs2/yUXE+FzWEuAUYsxVDk=' 
WHERE 
  key_id = 'b91c4d27a09cc975a5dd6ece271eff02c5a7fb1dbe72320f90e92df9ee29c91e' 
  AND (
    token = 'PYGECpmM2EqDKHYzKftWrPs2/yUXE+FzWEuAUYsxVDk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )