UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ul4SYh7HsyO+CJtHbsghIteEHgg+LB1sjAbZApu06Dg=' 
WHERE 
  key_id = '6975b61f2bb8eea1333838d84a18c0b8fe9ec0d3e1d54984d88fe827801d7741' 
  AND (
    token = 'Ul4SYh7HsyO+CJtHbsghIteEHgg+LB1sjAbZApu06Dg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )