UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w4+iBIJeTDGCs44KS7Lmj6rvyUq9o9fHdwoTeYULk9U=' 
WHERE 
  key_id = '27a99e993b0b8df2dfebb6fe9f2178aa1ed2db396a5fa300a00a462523e29192' 
  AND (
    token = 'w4+iBIJeTDGCs44KS7Lmj6rvyUq9o9fHdwoTeYULk9U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )