UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YURJuAb2PcBXtqB0EoFD/puZ5N8i19Ptoy8+EVfXPQQ=' 
WHERE 
  key_id = '50e4dc6401cf6be909e625c68b2e96a56c6b739926ebed473fd7f029942cfb47' 
  AND (
    token = 'YURJuAb2PcBXtqB0EoFD/puZ5N8i19Ptoy8+EVfXPQQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )