UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i5KLpdGYAAH7FPFIhsDun5HV6Kj1Hv96wtgfEByv6Mc=' 
WHERE 
  key_id = '8e138ab61b494e2ca9024e2462263e6cc16b349711468ea35795f83a1bb0476b' 
  AND (
    token = 'i5KLpdGYAAH7FPFIhsDun5HV6Kj1Hv96wtgfEByv6Mc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )