UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lGCRMFSWuBSBqFmndwMN9G1XV4Q8Av1Puv1mYWty/7Q=' 
WHERE 
  key_id = 'b55f7df7174c42e8dc0080f5f6d732dafe7c171b736c5658ebd873c4b662b385' 
  AND (
    token = 'lGCRMFSWuBSBqFmndwMN9G1XV4Q8Av1Puv1mYWty/7Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )