UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KIi9N/VPPUIk9smT7B2fP5G49sBQS071Ml6K+0RJ3mM=' 
WHERE 
  key_id = 'f870136187dd777352ca5a8a796adfe6da3e9e3ecd4cd7efc04bffa1b67fe8f3' 
  AND (
    token = 'KIi9N/VPPUIk9smT7B2fP5G49sBQS071Ml6K+0RJ3mM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00046