UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IRzbocYWzK7/XZaZzgtrAMuApHhRLu5RF6LZCrNC3C0=' 
WHERE 
  key_id = 'db459efc1d63ccd05b355b80d15a9e38f04f72438ba9dc1a7f3893f83634b981' 
  AND (
    token = 'IRzbocYWzK7/XZaZzgtrAMuApHhRLu5RF6LZCrNC3C0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033