UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RFG6bkkCNUcu5NARfCjfKGQOeSgol5z1YBLfLwIrtso=' 
WHERE 
  key_id = 'b7ec809c009c112c94e9c47bb698c841516f3c5799ee19f04f257b8582945899' 
  AND (
    token = 'RFG6bkkCNUcu5NARfCjfKGQOeSgol5z1YBLfLwIrtso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )