UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3xVUQ7aj70KCEWEMfcbbrNsGEmfSA3cuHJZAl/x9GVw=' 
WHERE 
  key_id = '711181ea0cb422035cae80da06ef6b637a72cfe606e9e62d1378248040dc8c69' 
  AND (
    token = '3xVUQ7aj70KCEWEMfcbbrNsGEmfSA3cuHJZAl/x9GVw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )