UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R8kqmsjjOr9raBKwDLPllzaCM2Bh0t811XMYalKCaaw=' 
WHERE 
  key_id = '941f28e2f766fd0c0d1762418588c6bbfd7fc53edcf6645b03ed1d672c853646' 
  AND (
    token = 'R8kqmsjjOr9raBKwDLPllzaCM2Bh0t811XMYalKCaaw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )