UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uh7EG845GGXixsg3Ln/tT/WmEz64OtYbDbEXae7W6ss=' 
WHERE 
  key_id = '4b3c46dc32a2aa15aa158bf10a89182321f53071dc901e4a62c31ac126a60a77' 
  AND (
    token = 'Uh7EG845GGXixsg3Ln/tT/WmEz64OtYbDbEXae7W6ss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )