UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mF0wpzpAXtZ+51u5Ea/KseZCPq10N0Aq6RqN62Mzzy4=' 
WHERE 
  key_id = '84dffdd9e68d725d082fc9445a8baa0d018905fabf4d2d6bda89d4f4c0b3b42c' 
  AND (
    token = 'mF0wpzpAXtZ+51u5Ea/KseZCPq10N0Aq6RqN62Mzzy4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )