UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nXYian2DWB6H9HzuUCdAdbo9XurqxRIEdRRhtuTimDQ=' 
WHERE 
  key_id = '8c2aaf474476fd1dd42f03f285b22207d0f10d1943d3626f524f40f405cb2375' 
  AND (
    token = 'nXYian2DWB6H9HzuUCdAdbo9XurqxRIEdRRhtuTimDQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )