UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RCpKdX1oN1pxBAjonCua4LblRLTu2SXKHD8ZAkYy4lA=' 
WHERE 
  key_id = 'e42889839fc32a00a6c5d6c693363d16a5bf9f8535b860944b19e6719561f312' 
  AND (
    token = 'RCpKdX1oN1pxBAjonCua4LblRLTu2SXKHD8ZAkYy4lA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )