UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NdYWcJvSw1iybqYZecfohrnqObVPZA8TvsW3mv6XRf8=' 
WHERE 
  key_id = '1e8ad02b27d206c4372048211ce459138b891ab51080f5974ab53e45c889790d' 
  AND (
    token = 'NdYWcJvSw1iybqYZecfohrnqObVPZA8TvsW3mv6XRf8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )