UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E49ajp2EHTBrZ/bDsuSu0C0lyjZGw2tUX3grXZh3JkU=' 
WHERE 
  key_id = 'a8f6a97d4220d1d69bed322091ecbc4c455142069e3ab50017b7660065652523' 
  AND (
    token = 'E49ajp2EHTBrZ/bDsuSu0C0lyjZGw2tUX3grXZh3JkU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035