UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pRpTEjZrmKUt27MhW22dIVloQlBvcDIe5s+Upll5F74=' 
WHERE 
  key_id = '8e031f027e54b422a5f3ebf078d33243be3a30c30e4d19e217c2f6766f5e7542' 
  AND (
    token = 'pRpTEjZrmKUt27MhW22dIVloQlBvcDIe5s+Upll5F74=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )