UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's2EKXPSVYHWuzNewFY0RmEOItx3vsu/70zaw8nvGDBM=' 
WHERE 
  key_id = 'a5693c15578e6c7ca025d26493a5fa985c1d757004308e35c056bcc7301c1249' 
  AND (
    token = 's2EKXPSVYHWuzNewFY0RmEOItx3vsu/70zaw8nvGDBM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )