UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dkhWz2rwY0K7Oy4xJkcNsONRe/lL0z5Ks3dEhk67sa0=' 
WHERE 
  key_id = '1473904605ffd4dfc642f5fca3aa1db2ce1f946f2527dee499adab452d4a50dd' 
  AND (
    token = 'dkhWz2rwY0K7Oy4xJkcNsONRe/lL0z5Ks3dEhk67sa0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )