UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DXz4i7W/PjjaArhvGzvZD9esqpi4vYBoU/ln7S75PFk=' 
WHERE 
  key_id = '4e6cde88631c8ea4add3d23ad7c9aca90e1ce66c93f6eeac857f1eaccc3f9017' 
  AND (
    token = 'DXz4i7W/PjjaArhvGzvZD9esqpi4vYBoU/ln7S75PFk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )