UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k7aYmdsp51qnPPta3wRM4eHsekVkxHuLXiL9dXqeKdQ=' 
WHERE 
  key_id = 'eb62884787eb31fdb38058430f83e6373f278a7c95fb6e25c220c44373af6fa6' 
  AND (
    token = 'k7aYmdsp51qnPPta3wRM4eHsekVkxHuLXiL9dXqeKdQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )