UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MwyUgknSheROoyduwaRubt13O4cZnfzG7yMEPVgMVYw=' 
WHERE 
  key_id = '42b0f8eefd86a7831d845c326469d5f872077fafe408be16b8f3b98bea47cdfc' 
  AND (
    token = 'MwyUgknSheROoyduwaRubt13O4cZnfzG7yMEPVgMVYw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )