UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tr1uL6ISKgq3Wg6LT4ZQaGKRpeYvDTdVV4F+1o7Xrj0=' 
WHERE 
  key_id = '7a600406fcc8e54b2a2a3d54fe41efeb37fa784ce1d8e701fda8446cb3ff477e' 
  AND (
    token = 'Tr1uL6ISKgq3Wg6LT4ZQaGKRpeYvDTdVV4F+1o7Xrj0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )