UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kNT4RrHhtrL+vZ9VwVYqgrygKw3W0vylLpX5FdoNdnQ=' 
WHERE 
  key_id = '0a8592482428aa42323316c5371fd42987811f228f2330728dde668c8657080a' 
  AND (
    token = 'kNT4RrHhtrL+vZ9VwVYqgrygKw3W0vylLpX5FdoNdnQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )