UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QB9Yc9fT+UlcpA6yMh20ms2/8452K1eygaIwk8KHPGc=' 
WHERE 
  key_id = '40a91577b4c78ddb7c7b68ed9471975439dda34e94a0c02d65c30c02d83a45f3' 
  AND (
    token = 'QB9Yc9fT+UlcpA6yMh20ms2/8452K1eygaIwk8KHPGc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )