UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bc1JVQsgRfhbC2LdbP4ttUPFSFGrBuP6Pm/YYH2tKd0=' 
WHERE 
  key_id = '0504a97400126bfa7c353991a0135e371402ff237b980a5186b593a6458775e8' 
  AND (
    token = 'Bc1JVQsgRfhbC2LdbP4ttUPFSFGrBuP6Pm/YYH2tKd0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )