UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7mElHVl73NkajrplW2ObfqEnun1GdXjWnQqwNeW1t2U=' 
WHERE 
  key_id = '2b17c30a488a6121611e49f90c965eb2941152baac8ac2e129b8c10da754a79d' 
  AND (
    token = '7mElHVl73NkajrplW2ObfqEnun1GdXjWnQqwNeW1t2U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )