UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l78fDOq2S8XW8sLhfdWfOzWOefR01UlDeZdpuyzXgUE=' 
WHERE 
  key_id = '4ae724657e37b0e8d542d90fb6429be2c62840bd90c8712c2841c93e4296b59c' 
  AND (
    token = 'l78fDOq2S8XW8sLhfdWfOzWOefR01UlDeZdpuyzXgUE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )