UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eREnUGDXx8EmrQN1U2hSeUSRyJ0I+2nzKKriBVbu+PU=' 
WHERE 
  key_id = '97c943bbb2a74e172c0d3abb2445ca09a8b773e78460dd4d74db0cd40b3af269' 
  AND (
    token = 'eREnUGDXx8EmrQN1U2hSeUSRyJ0I+2nzKKriBVbu+PU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )