UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3PvpQwTs3OvGqS9pfZ+AEhgacCPhcCBw8QxYWoO/gys=' 
WHERE 
  key_id = 'b9c018439ed075f3591b580316d2ecd38fba29628788ee09186926125c97b852' 
  AND (
    token = '3PvpQwTs3OvGqS9pfZ+AEhgacCPhcCBw8QxYWoO/gys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )