UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mcJC9xCPrGJTy87mvDh8ccNuqKnhfdTbPWfSG7OKTpQ=' 
WHERE 
  key_id = '806a590b0db71375f0fcee38782c6a8fa8d77593260e277fc20e29a6f7d9d9c4' 
  AND (
    token = 'mcJC9xCPrGJTy87mvDh8ccNuqKnhfdTbPWfSG7OKTpQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )