UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ys3J+6mcx87zCCPp+qsDMx9nDFtLRsdFHLROUhUFo9A=' 
WHERE 
  key_id = '68dab52e523eccff3b095e2d747a3a21b49525b76856cf75b1878e7027341b20' 
  AND (
    token = 'ys3J+6mcx87zCCPp+qsDMx9nDFtLRsdFHLROUhUFo9A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )