UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/SGvToASwQ+2i9VLv22nEA1HIujNbU2A11P63VsUJCo=' 
WHERE 
  key_id = '2a27a090f242f8acaec3311b01e78c37dae73282888db5e7b89d44d793b7b201' 
  AND (
    token = '/SGvToASwQ+2i9VLv22nEA1HIujNbU2A11P63VsUJCo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )