UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/K6D0kLQdDfiGdT4fThgv52QkItWfpb2+lp3ep/mzqM=' 
WHERE 
  key_id = '1979d69327304e63a2fe80be645eded6d0ae91809ecb01f349bd63ec207108f2' 
  AND (
    token = '/K6D0kLQdDfiGdT4fThgv52QkItWfpb2+lp3ep/mzqM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )