UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2jYjqfOnnk32u3dtRBAPJQabxP14N3nmgN0HvBg91h0=' 
WHERE 
  key_id = 'eb7afd3c85fb74977495363a6788e4909fddacc763a88e0155197c33dce4be42' 
  AND (
    token = '2jYjqfOnnk32u3dtRBAPJQabxP14N3nmgN0HvBg91h0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )