UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'twt7LbXSv4LoF8+rlThuRbcH2r/eDjx01oP9JQYq/Vs=' 
WHERE 
  key_id = '4b8b912c2eefd719572316fd23512dc63993efc5094407545590a6c5401298db' 
  AND (
    token = 'twt7LbXSv4LoF8+rlThuRbcH2r/eDjx01oP9JQYq/Vs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )