UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vn5Jg3IK/OyBsx0LylKhrv7dsVIUpLuMOHncWE9x09c=' 
WHERE 
  key_id = '856288230d43213151042866d75d7c60a68dafef3c9513ebfe89a33b920c3252' 
  AND (
    token = 'Vn5Jg3IK/OyBsx0LylKhrv7dsVIUpLuMOHncWE9x09c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )