UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7G/MVNBh41vxXpgMjETzm5e4cr06CcnZk6l3Dmbvhn0=' 
WHERE 
  key_id = '814b527b74a840f3732c776c5ed7e661775ea851416f90c58520df109a44f388' 
  AND (
    token = '7G/MVNBh41vxXpgMjETzm5e4cr06CcnZk6l3Dmbvhn0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )