UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eC+BQFJtfy6FT/BhML91YzDTaT5qKj5urB5cW+3QlA8=' 
WHERE 
  key_id = 'd2a6290fda7995e3b8fb1f890b3d6a9580e48ac90519dfa6469c859d3e9ae288' 
  AND (
    token = 'eC+BQFJtfy6FT/BhML91YzDTaT5qKj5urB5cW+3QlA8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029