UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XaXNgXrCghrOzi4UkVQYFO00oVgs399N1kokXI1LBa8=' 
WHERE 
  key_id = 'c6d15d68883c6f4c3678e5355ad73e781c21d4437538f03624017dcbd7992159' 
  AND (
    token = 'XaXNgXrCghrOzi4UkVQYFO00oVgs399N1kokXI1LBa8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )