UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SCvQY0nFzqW3cz/wII1dnoiXcGTn/vmf0wT6in2e4Tc=' 
WHERE 
  key_id = 'f966f415ac1fac534e76334528b82127a31676a973633af27c58ed80b77f6385' 
  AND (
    token = 'SCvQY0nFzqW3cz/wII1dnoiXcGTn/vmf0wT6in2e4Tc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )