UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k6Rk5h4/ndNDLOQV2hBr8apBUUG+cI1W3mMj/Yx8Tnw=' 
WHERE 
  key_id = '91550cd6d85180e2810154db562e87b24d6bc60441fca08127bd700d3f00333a' 
  AND (
    token = 'k6Rk5h4/ndNDLOQV2hBr8apBUUG+cI1W3mMj/Yx8Tnw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )