UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bg7osii6F34nIZ8Md+vD0ZV+0vKGxp3ZBEV+T+x5quM=' 
WHERE 
  key_id = '8f242f91373aed4a857a6743e6b168b07117b20725bcc678116801c95be9a9c4' 
  AND (
    token = 'bg7osii6F34nIZ8Md+vD0ZV+0vKGxp3ZBEV+T+x5quM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )