UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D0ND7sR9j4Iy+3EgDODK964kua/qmqdSzF3gg6s8nRk=' 
WHERE 
  key_id = '861b00b925501564509c11bbb52ec639b977a33a5574ee5ef8b6398c6e306176' 
  AND (
    token = 'D0ND7sR9j4Iy+3EgDODK964kua/qmqdSzF3gg6s8nRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00280