UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BN55KfI9a+M/QO8BQRD5pmVHt0oMNXkAAcmSJ8ILWzo=' 
WHERE 
  key_id = 'a2f35c12348009e423d55c1c0046293a02c88c3a9c011b52a460a5db8ff187dd' 
  AND (
    token = 'BN55KfI9a+M/QO8BQRD5pmVHt0oMNXkAAcmSJ8ILWzo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )