UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'udas6wGbqJ/Vi6X5qKymh2bDajq1XaBGmiXfkFmHFuw=' 
WHERE 
  key_id = '2d2a7909de0bfee499a9e2326455d0e83e45cf8fd8816638783f70608166ef06' 
  AND (
    token = 'udas6wGbqJ/Vi6X5qKymh2bDajq1XaBGmiXfkFmHFuw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )