UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eQr+Yu78ka1P2LWd7T2B0a+AuW10F3+IekKR9U+kq1A=' 
WHERE 
  key_id = '6bcbe8557c9babe2ae3dc2035c08d97f3277dc841cfce5cf586dbe3043ff92b7' 
  AND (
    token = 'eQr+Yu78ka1P2LWd7T2B0a+AuW10F3+IekKR9U+kq1A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )