UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KV51yAjPxQRvaHO8N+NyppAgVHvi8op6bZFTsWjexcY=' 
WHERE 
  key_id = '042dae0a1798ca41ce5b0bee4c71381b0b22c9faeb2cf0f211682ea4431daf38' 
  AND (
    token = 'KV51yAjPxQRvaHO8N+NyppAgVHvi8op6bZFTsWjexcY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )