UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'guflXifY0BFOD1hvI2PtL/cMG7kQm6xi3Qhaq0AlXN4=' 
WHERE 
  key_id = '76289234967eddb73323f93a1d2439f6dc53d43d65b9383efadc39e8458a3887' 
  AND (
    token = 'guflXifY0BFOD1hvI2PtL/cMG7kQm6xi3Qhaq0AlXN4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00045