UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Is+CP691Vh8C7WUYXOapSopLw346+YUU8kZ9wq4dwU=' 
WHERE 
  key_id = 'aec21fd734935d654cdd08d0ba4239af0d5475b2b2999536a8dc0052c5770b4e' 
  AND (
    token = '/Is+CP691Vh8C7WUYXOapSopLw346+YUU8kZ9wq4dwU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )