UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b26POaIudA0UvacDQwWgPx4BPKHrfwBrxLrOfHQ15IM=' 
WHERE 
  key_id = 'a845cc4807dc085b279e43008d00638e4edcfc38e29a64f21eecef5fdd95eed0' 
  AND (
    token = 'b26POaIudA0UvacDQwWgPx4BPKHrfwBrxLrOfHQ15IM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )