UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ePWry6WUJwf+aGo95UcXC7CedU0BLdUIknesxCz+9gc=' 
WHERE 
  key_id = '31a27a26d79d53022c2b2395ff4cfc93374180c3c973402afb96bd7aac42668e' 
  AND (
    token = 'ePWry6WUJwf+aGo95UcXC7CedU0BLdUIknesxCz+9gc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )