UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zms+BJMFSwS/XF86SBebCHh3TbvDYg9lRf5KGe/ij9o=' 
WHERE 
  key_id = '558c0a589047d9d15e7e4ba04ff397fa832b0d706d7ae631886e862b7c3b2a56' 
  AND (
    token = 'zms+BJMFSwS/XF86SBebCHh3TbvDYg9lRf5KGe/ij9o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036