UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cqbrx10aHfcpARhH1qijx8RQc5hVWvyExi3mzOCK8x0=' 
WHERE 
  key_id = 'e451c66198825a5c6e456902017dea1233c58e17612aa641e63ef4fd16586b2d' 
  AND (
    token = 'cqbrx10aHfcpARhH1qijx8RQc5hVWvyExi3mzOCK8x0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00046