UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/4k1glPXNStAku/QzwiNwp6cbtGW1AZYF+5IGtpBQuc=' 
WHERE 
  key_id = 'a2c928b1c5dfcddb200ec55affbc1ef41b5637d74793ad71a357145c65707468' 
  AND (
    token = '/4k1glPXNStAku/QzwiNwp6cbtGW1AZYF+5IGtpBQuc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )