UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eAMhB5Xja/lmFDWlYgJDcslukN0D6kWw4eOO7gZ8Qq8=' 
WHERE 
  key_id = '4dddd5ef8fa4a1e8289ed3f8b9715aad85e8e7d9a1479560e94bfe04fe32e269' 
  AND (
    token = 'eAMhB5Xja/lmFDWlYgJDcslukN0D6kWw4eOO7gZ8Qq8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )