UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mXIQIGgtfA4suvcl6WbR6GzUd8+uLq2AszET7jtVy4Q=' 
WHERE 
  key_id = '4b1b3524ea4db45e606584ab10b9dd4327dc479e8dc783229ad1cac8b99cf05b' 
  AND (
    token = 'mXIQIGgtfA4suvcl6WbR6GzUd8+uLq2AszET7jtVy4Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )