UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q7bJbQGUmadAsEoKWriV9hdZAFcJwUdPrxH8VEBn2pc=' 
WHERE 
  key_id = '6e7eb042a7150938e817a33793b6ad3289a479258a820044089356565f35f871' 
  AND (
    token = 'q7bJbQGUmadAsEoKWriV9hdZAFcJwUdPrxH8VEBn2pc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )