UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eu2wj4H5+lwQP9iAmapiurpEnAAC/emPsd5jwNPEuds=' 
WHERE 
  key_id = '53d78b71866d5c37f2ed1afb15c005ae38ddb5a4291afa3a27b0b4e1f2c884a2' 
  AND (
    token = 'eu2wj4H5+lwQP9iAmapiurpEnAAC/emPsd5jwNPEuds=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )