UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4zyZIImPtXQJt2R6t2XxpYV5tbGYM7QRCW0SIIduKGk=' 
WHERE 
  key_id = '53e55247d5c3b6a1e70e295c43094f57fc6a5f84bb07cdeed7f3e449f5c8b752' 
  AND (
    token = '4zyZIImPtXQJt2R6t2XxpYV5tbGYM7QRCW0SIIduKGk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )