UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gzL6oVzIWZ+O5/4na9D+2g0kye5grHKyLIDdlRsBDCU=' 
WHERE 
  key_id = '1b6694e4dc0a0ecafa5c249918e82960ce0291700c269aa140dce15b59a0090a' 
  AND (
    token = 'gzL6oVzIWZ+O5/4na9D+2g0kye5grHKyLIDdlRsBDCU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )