UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't0Yf2IzypTidTUBlFqQ3rX/E/fBcMDNm80QUy4/dQCw=' 
WHERE 
  key_id = '271fe7f0d42dd8309987621d4d791378103ab397c16abb5e62e3b68d477b64e0' 
  AND (
    token = 't0Yf2IzypTidTUBlFqQ3rX/E/fBcMDNm80QUy4/dQCw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )