UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Si1nhMDly9PrlOFcgT3HwERXjGxjc/1evLbAB2SndFA=' 
WHERE 
  key_id = '6921e7b4bc76a31dff715f43a2fd3bee0e48d30a0e853afe72cb290d9a1a147b' 
  AND (
    token = 'Si1nhMDly9PrlOFcgT3HwERXjGxjc/1evLbAB2SndFA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )