UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9We3Iw3cP1fY3dP4ogH71ud1FMioWCpbf9CocRb+rJ0=' 
WHERE 
  key_id = '52bc37ca0834a95e80e9ff345bad279018aa8249d31b62a631be6205e5816cb5' 
  AND (
    token = '9We3Iw3cP1fY3dP4ogH71ud1FMioWCpbf9CocRb+rJ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )