UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g83Z7SLL7uvvo2oinJpngGoARQ8GP6iTenc7oEQ0qEE=' 
WHERE 
  key_id = 'c8dbc473c5e10f83502b9f392563fc75d1a3662a9149a85f0e24e0396419d055' 
  AND (
    token = 'g83Z7SLL7uvvo2oinJpngGoARQ8GP6iTenc7oEQ0qEE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )