UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xpd4hOLDcTKvOMjlVb2PYPKvTkkdQwDUlf3QfdJnLvg=' 
WHERE 
  key_id = '50690759b4bf62cc447e04f4bdec5106787fee13512f51c86ac816ccce2a4c02' 
  AND (
    token = 'xpd4hOLDcTKvOMjlVb2PYPKvTkkdQwDUlf3QfdJnLvg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )