UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EJ/1xkBR8O6LfQYY79RTDWsq0DICYlqu0UBl1gyCvF8=' 
WHERE 
  key_id = 'd3f575d392a0ac91129032dc80ea6ee41a8e2388014e28ebd27644ffb7d7ce24' 
  AND (
    token = 'EJ/1xkBR8O6LfQYY79RTDWsq0DICYlqu0UBl1gyCvF8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027