UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w6xtk2lj+Ad61dcczZF8u9OqJ21XUYVJIB+1uJYJI58=' 
WHERE 
  key_id = 'c0c5e36cd0924b1934f21cb5139df8ccfe39208d817bcdd7901bdaf5ee032037' 
  AND (
    token = 'w6xtk2lj+Ad61dcczZF8u9OqJ21XUYVJIB+1uJYJI58=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )