UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KUnBsfqPn+YFUqTdfSZucabrnpGTqorqrSPPN5rsoYU=' 
WHERE 
  key_id = '77ba9814f35d63f9053f30d10b33f69d4644213cb3532c63a169d1016ab3786d' 
  AND (
    token = 'KUnBsfqPn+YFUqTdfSZucabrnpGTqorqrSPPN5rsoYU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )