UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VQX2ZfbPOafLo9rWFeokd02mjMmmdo+RGbaZ+ONGMRY=' 
WHERE 
  key_id = '4a226f8ddfd28a666689be2cefcb91348f74628754075b34504194cd49fac8ff' 
  AND (
    token = 'VQX2ZfbPOafLo9rWFeokd02mjMmmdo+RGbaZ+ONGMRY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )