UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2qQPwtlz03df3JV5jQsKwa5BrQYTCYuLkU7IxXlNiIQ=' 
WHERE 
  key_id = '50bb5621b051cab7947bf2a6e20f0a247ad81c7f5d71cc66a84da40c1386e672' 
  AND (
    token = '2qQPwtlz03df3JV5jQsKwa5BrQYTCYuLkU7IxXlNiIQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )