UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PjfqsRrwwPYv3xMOdEMqB9LW6erKfpNq77mIIhQFO+k=' 
WHERE 
  key_id = '693a5bbbc1ba60352545b94cb7bec2927448f37df513a2ab384397317a0b8760' 
  AND (
    token = 'PjfqsRrwwPYv3xMOdEMqB9LW6erKfpNq77mIIhQFO+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )