UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f3nxqnKCGOpdCxjjucvOmdd3ThxGgLHldA5Nq+hoFUc=' 
WHERE 
  key_id = '99166dcad965ca1ef4341107587c9659197557be2bf6069ed29d26729977f4b0' 
  AND (
    token = 'f3nxqnKCGOpdCxjjucvOmdd3ThxGgLHldA5Nq+hoFUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )