UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vu2KC/d++Ij7dS5G7RJCK1F84eHkzZicpRrWNuBIqR8=' 
WHERE 
  key_id = '387eb5f09bb7d34d0aacea94dc3fc4f8f0e5df93058f2e3a820c737600a8b3b5' 
  AND (
    token = 'Vu2KC/d++Ij7dS5G7RJCK1F84eHkzZicpRrWNuBIqR8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )