UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QTMGfoILMjfDLlSMhxXOw9RYkCQpQnaxvx8cAvR353c=' 
WHERE 
  key_id = '6fbe418f3da5840df36aa996af200f0e312acc2326c49bb35dd028f7c18cf03e' 
  AND (
    token = 'QTMGfoILMjfDLlSMhxXOw9RYkCQpQnaxvx8cAvR353c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )