UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rshd7LuWIuthgfr8Uh3Y5Zu2fJ8wXLDwt4ZB4gEmAVw=' 
WHERE 
  key_id = '8f96e252631cbd118d10c1c624b6791be22b767dc3c5339091a6976f9d6c047c' 
  AND (
    token = 'Rshd7LuWIuthgfr8Uh3Y5Zu2fJ8wXLDwt4ZB4gEmAVw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )