UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MhpV6PeGPrgEM3+d2R1X8pL/QTskcXmaGCRbCsVcuFA=' 
WHERE 
  key_id = 'c6833608436dad8961879671699c14ff17538b60e479e9aab9b79a8650b3e0b4' 
  AND (
    token = 'MhpV6PeGPrgEM3+d2R1X8pL/QTskcXmaGCRbCsVcuFA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )