UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e8lvdrbYzHWF3rCJ0xYhEjX0+U+OjQHO6JrAaU1TwEk=' 
WHERE 
  key_id = '235fdc9b5884e26efb463c56c852e0114117390daec69d304c06f07ab759b1df' 
  AND (
    token = 'e8lvdrbYzHWF3rCJ0xYhEjX0+U+OjQHO6JrAaU1TwEk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )