UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3qaCXboB61nw/r5bnnQA9flkRbl8liEdiVzztDkN6h0=' 
WHERE 
  key_id = '3cd5c19a29770903894ec88614cb521b2cd261c2d77a9822e44aeb947ce8ace8' 
  AND (
    token = '3qaCXboB61nw/r5bnnQA9flkRbl8liEdiVzztDkN6h0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )