UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JdiuDIogPLkDmya5jc3Y4Rv7bFXIzJ4TaDacM/F35gw=' 
WHERE 
  key_id = '74504f6e0ac36b6186ffe1b20223dbfbe2124583569da1f327463e5e9c97f8c3' 
  AND (
    token = 'JdiuDIogPLkDmya5jc3Y4Rv7bFXIzJ4TaDacM/F35gw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030