UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vr6ckS4JqvHg4ZDwNwonsTo2Wl/cbo8zo8+PFcbV6sk=' 
WHERE 
  key_id = '545fe281b73e207256afc7789d98625234426b25381acc1ac81ad440800d6e52' 
  AND (
    token = 'vr6ckS4JqvHg4ZDwNwonsTo2Wl/cbo8zo8+PFcbV6sk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )